Home / 67,641.19-93,344.54-38,950.38

Finding the Fourth Proportional to 67,641.19, 93,344.54 and 38,950.38

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Solution

The fourth proportional to 67,641.19, 93,344.54 and 38,950.38 is: 53,751.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,641.19 : 93,344.54 = 38,950.38 : x
  2. Step 2: Convert to fraction form
    67,641.19/93,344.54 = 38,950.38/x
  3. Step 3: Cross multiply
    67,641.19x = 93,344.54 × 38,950.38
  4. Step 4: Simplify right side
    67,641.19x = 3,635,805,109.17
  5. Step 5: Solve for x
    x = 3,635,805,109.17/67,641.19
  6. Step 6: Final answer
    x = 53,751.35

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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.