Home / 15,238.41-22,859.45-5,375.66

Finding the Fourth Proportional to 15,238.41, 22,859.45 and 5,375.66

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Solution

The fourth proportional to 15,238.41, 22,859.45 and 5,375.66 is: 8,064.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,238.41 : 22,859.45 = 5,375.66 : x
  2. Step 2: Convert to fraction form
    15,238.41/22,859.45 = 5,375.66/x
  3. Step 3: Cross multiply
    15,238.41x = 22,859.45 × 5,375.66
  4. Step 4: Simplify right side
    15,238.41x = 122,884,489.81
  5. Step 5: Solve for x
    x = 122,884,489.81/15,238.41
  6. Step 6: Final answer
    x = 8,064.13

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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.