Home / 28,188.24-42,301.52-15,050.04

Finding the Fourth Proportional to 28,188.24, 42,301.52 and 15,050.04

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Solution

The fourth proportional to 28,188.24, 42,301.52 and 15,050.04 is: 22,585.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,188.24 : 42,301.52 = 15,050.04 : x
  2. Step 2: Convert to fraction form
    28,188.24/42,301.52 = 15,050.04/x
  3. Step 3: Cross multiply
    28,188.24x = 42,301.52 × 15,050.04
  4. Step 4: Simplify right side
    28,188.24x = 636,639,568.06
  5. Step 5: Solve for x
    x = 636,639,568.06/28,188.24
  6. Step 6: Final answer
    x = 22,585.29

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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.