Home / 31,417.02-43,354.95-17,269.56

Finding the Fourth Proportional to 31,417.02, 43,354.95 and 17,269.56

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Solution

The fourth proportional to 31,417.02, 43,354.95 and 17,269.56 is: 23,831.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,417.02 : 43,354.95 = 17,269.56 : x
  2. Step 2: Convert to fraction form
    31,417.02/43,354.95 = 17,269.56/x
  3. Step 3: Cross multiply
    31,417.02x = 43,354.95 × 17,269.56
  4. Step 4: Simplify right side
    31,417.02x = 748,720,910.32
  5. Step 5: Solve for x
    x = 748,720,910.32/31,417.02
  6. Step 6: Final answer
    x = 23,831.70

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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.