Home / 36,088.61-54,142.15-15,021.65

Finding the Fourth Proportional to 36,088.61, 54,142.15 and 15,021.65

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Solution

The fourth proportional to 36,088.61, 54,142.15 and 15,021.65 is: 22,536.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,088.61 : 54,142.15 = 15,021.65 : x
  2. Step 2: Convert to fraction form
    36,088.61/54,142.15 = 15,021.65/x
  3. Step 3: Cross multiply
    36,088.61x = 54,142.15 × 15,021.65
  4. Step 4: Simplify right side
    36,088.61x = 813,304,248.96
  5. Step 5: Solve for x
    x = 813,304,248.96/36,088.61
  6. Step 6: Final answer
    x = 22,536.31

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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.