Home / 31,400.25-43,332.42-17,060.13

Finding the Fourth Proportional to 31,400.25, 43,332.42 and 17,060.13

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Solution

The fourth proportional to 31,400.25, 43,332.42 and 17,060.13 is: 23,543.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,400.25 : 43,332.42 = 17,060.13 : x
  2. Step 2: Convert to fraction form
    31,400.25/43,332.42 = 17,060.13/x
  3. Step 3: Cross multiply
    31,400.25x = 43,332.42 × 17,060.13
  4. Step 4: Simplify right side
    31,400.25x = 739,256,718.41
  5. Step 5: Solve for x
    x = 739,256,718.41/31,400.25
  6. Step 6: Final answer
    x = 23,543.02

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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.