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Finding the Fourth Proportional to 24,945.22, 34,402.02 and 15,991.02

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Solution

The fourth proportional to 24,945.22, 34,402.02 and 15,991.02 is: 22,053.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,945.22 : 34,402.02 = 15,991.02 : x
  2. Step 2: Convert to fraction form
    24,945.22/34,402.02 = 15,991.02/x
  3. Step 3: Cross multiply
    24,945.22x = 34,402.02 × 15,991.02
  4. Step 4: Simplify right side
    24,945.22x = 550,123,329.89
  5. Step 5: Solve for x
    x = 550,123,329.89/24,945.22
  6. Step 6: Final answer
    x = 22,053.26

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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.