Home / 31,476.98-43,436.66-17,329.52

Finding the Fourth Proportional to 31,476.98, 43,436.66 and 17,329.52

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Solution

The fourth proportional to 31,476.98, 43,436.66 and 17,329.52 is: 23,913.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,476.98 : 43,436.66 = 17,329.52 : x
  2. Step 2: Convert to fraction form
    31,476.98/43,436.66 = 17,329.52/x
  3. Step 3: Cross multiply
    31,476.98x = 43,436.66 × 17,329.52
  4. Step 4: Simplify right side
    31,476.98x = 752,736,468.20
  5. Step 5: Solve for x
    x = 752,736,468.20/31,476.98
  6. Step 6: Final answer
    x = 23,913.87

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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.