Home / 27,052.12-37,331.85-15,115.42

Finding the Fourth Proportional to 27,052.12, 37,331.85 and 15,115.42

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Solution

The fourth proportional to 27,052.12, 37,331.85 and 15,115.42 is: 20,859.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,052.12 : 37,331.85 = 15,115.42 : x
  2. Step 2: Convert to fraction form
    27,052.12/37,331.85 = 15,115.42/x
  3. Step 3: Cross multiply
    27,052.12x = 37,331.85 × 15,115.42
  4. Step 4: Simplify right side
    27,052.12x = 564,286,592.13
  5. Step 5: Solve for x
    x = 564,286,592.13/27,052.12
  6. Step 6: Final answer
    x = 20,859.24

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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.