Home / 31,432.59-43,332.21-25,002.81

Finding the Fourth Proportional to 31,432.59, 43,332.21 and 25,002.81

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Solution

The fourth proportional to 31,432.59, 43,332.21 and 25,002.81 is: 34,468.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,432.59 : 43,332.21 = 25,002.81 : x
  2. Step 2: Convert to fraction form
    31,432.59/43,332.21 = 25,002.81/x
  3. Step 3: Cross multiply
    31,432.59x = 43,332.21 × 25,002.81
  4. Step 4: Simplify right side
    31,432.59x = 1,083,427,013.51
  5. Step 5: Solve for x
    x = 1,083,427,013.51/31,432.59
  6. Step 6: Final answer
    x = 34,468.27

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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.