Home / 31,681.43-43,715.79-17,534.24

Finding the Fourth Proportional to 31,681.43, 43,715.79 and 17,534.24

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Solution

The fourth proportional to 31,681.43, 43,715.79 and 17,534.24 is: 24,194.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,681.43 : 43,715.79 = 17,534.24 : x
  2. Step 2: Convert to fraction form
    31,681.43/43,715.79 = 17,534.24/x
  3. Step 3: Cross multiply
    31,681.43x = 43,715.79 × 17,534.24
  4. Step 4: Simplify right side
    31,681.43x = 766,522,935.07
  5. Step 5: Solve for x
    x = 766,522,935.07/31,681.43
  6. Step 6: Final answer
    x = 24,194.71

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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.