Home / 26,230.19-39,345.57-20,998.46

Finding the Fourth Proportional to 26,230.19, 39,345.57 and 20,998.46

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Solution

The fourth proportional to 26,230.19, 39,345.57 and 20,998.46 is: 31,497.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,230.19 : 39,345.57 = 20,998.46 : x
  2. Step 2: Convert to fraction form
    26,230.19/39,345.57 = 20,998.46/x
  3. Step 3: Cross multiply
    26,230.19x = 39,345.57 × 20,998.46
  4. Step 4: Simplify right side
    26,230.19x = 826,196,377.82
  5. Step 5: Solve for x
    x = 826,196,377.82/26,230.19
  6. Step 6: Final answer
    x = 31,497.92

Related Problems

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Half scale
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Double scale
Find fourth proportional to 26,231.19, 39,347.07 and 20,999.46
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.