Home / 31,890.57-44,010.71-17,743.71

Finding the Fourth Proportional to 31,890.57, 44,010.71 and 17,743.71

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Solution

The fourth proportional to 31,890.57, 44,010.71 and 17,743.71 is: 24,487.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,890.57 : 44,010.71 = 17,743.71 : x
  2. Step 2: Convert to fraction form
    31,890.57/44,010.71 = 17,743.71/x
  3. Step 3: Cross multiply
    31,890.57x = 44,010.71 × 17,743.71
  4. Step 4: Simplify right side
    31,890.57x = 780,913,275.13
  5. Step 5: Solve for x
    x = 780,913,275.13/31,890.57
  6. Step 6: Final answer
    x = 24,487.28

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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.