Home / 31,502.18-43,472.49-17,356.34

Finding the Fourth Proportional to 31,502.18, 43,472.49 and 17,356.34

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Solution

The fourth proportional to 31,502.18, 43,472.49 and 17,356.34 is: 23,951.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,502.18 : 43,472.49 = 17,356.34 : x
  2. Step 2: Convert to fraction form
    31,502.18/43,472.49 = 17,356.34/x
  3. Step 3: Cross multiply
    31,502.18x = 43,472.49 × 17,356.34
  4. Step 4: Simplify right side
    31,502.18x = 754,523,317.09
  5. Step 5: Solve for x
    x = 754,523,317.09/31,502.18
  6. Step 6: Final answer
    x = 23,951.46

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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.