Home / 15,081-22,618.37-5,717.79

Finding the Fourth Proportional to 15,081, 22,618.37 and 5,717.79

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Solution

The fourth proportional to 15,081, 22,618.37 and 5,717.79 is: 8,575.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,081 : 22,618.37 = 5,717.79 : x
  2. Step 2: Convert to fraction form
    15,081/22,618.37 = 5,717.79/x
  3. Step 3: Cross multiply
    15,081x = 22,618.37 × 5,717.79
  4. Step 4: Simplify right side
    15,081x = 129,327,061.21
  5. Step 5: Solve for x
    x = 129,327,061.21/15,081
  6. Step 6: Final answer
    x = 8,575.50

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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.