Home / 26,228.19-39,342.57-20,996.46

Finding the Fourth Proportional to 26,228.19, 39,342.57 and 20,996.46

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Solution

The fourth proportional to 26,228.19, 39,342.57 and 20,996.46 is: 31,494.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,228.19 : 39,342.57 = 20,996.46 : x
  2. Step 2: Convert to fraction form
    26,228.19/39,342.57 = 20,996.46/x
  3. Step 3: Cross multiply
    26,228.19x = 39,342.57 × 20,996.46
  4. Step 4: Simplify right side
    26,228.19x = 826,054,697.30
  5. Step 5: Solve for x
    x = 826,054,697.30/26,228.19
  6. Step 6: Final answer
    x = 31,494.92

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Half scale
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Double scale
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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.