Home / 31,366.53-43,273.49-17,930.57

Finding the Fourth Proportional to 31,366.53, 43,273.49 and 17,930.57

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Solution

The fourth proportional to 31,366.53, 43,273.49 and 17,930.57 is: 24,737.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,366.53 : 43,273.49 = 17,930.57 : x
  2. Step 2: Convert to fraction form
    31,366.53/43,273.49 = 17,930.57/x
  3. Step 3: Cross multiply
    31,366.53x = 43,273.49 × 17,930.57
  4. Step 4: Simplify right side
    31,366.53x = 775,918,035.57
  5. Step 5: Solve for x
    x = 775,918,035.57/31,366.53
  6. Step 6: Final answer
    x = 24,737.13

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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.