Home / 48,391.38-72,587.07-13,331.04

Finding the Fourth Proportional to 48,391.38, 72,587.07 and 13,331.04

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Solution

The fourth proportional to 48,391.38, 72,587.07 and 13,331.04 is: 19,996.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,391.38 : 72,587.07 = 13,331.04 : x
  2. Step 2: Convert to fraction form
    48,391.38/72,587.07 = 13,331.04/x
  3. Step 3: Cross multiply
    48,391.38x = 72,587.07 × 13,331.04
  4. Step 4: Simplify right side
    48,391.38x = 967,661,133.65
  5. Step 5: Solve for x
    x = 967,661,133.65/48,391.38
  6. Step 6: Final answer
    x = 19,996.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.