Home / 26,231.77-36,171.93-19,506.34

Finding the Fourth Proportional to 26,231.77, 36,171.93 and 19,506.34

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Solution

The fourth proportional to 26,231.77, 36,171.93 and 19,506.34 is: 26,897.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,231.77 : 36,171.93 = 19,506.34 : x
  2. Step 2: Convert to fraction form
    26,231.77/36,171.93 = 19,506.34/x
  3. Step 3: Cross multiply
    26,231.77x = 36,171.93 × 19,506.34
  4. Step 4: Simplify right side
    26,231.77x = 705,581,965.04
  5. Step 5: Solve for x
    x = 705,581,965.04/26,231.77
  6. Step 6: Final answer
    x = 26,897.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.