Home / 18,841.92-28,224.33-15,124.02

Finding the Fourth Proportional to 18,841.92, 28,224.33 and 15,124.02

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Solution

The fourth proportional to 18,841.92, 28,224.33 and 15,124.02 is: 22,655.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,841.92 : 28,224.33 = 15,124.02 : x
  2. Step 2: Convert to fraction form
    18,841.92/28,224.33 = 15,124.02/x
  3. Step 3: Cross multiply
    18,841.92x = 28,224.33 × 15,124.02
  4. Step 4: Simplify right side
    18,841.92x = 426,865,331.41
  5. Step 5: Solve for x
    x = 426,865,331.41/18,841.92
  6. Step 6: Final answer
    x = 22,655.09

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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.