Home / 15,287.60-22,938.20-9,739.52

Finding the Fourth Proportional to 15,287.60, 22,938.20 and 9,739.52

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Solution

The fourth proportional to 15,287.60, 22,938.20 and 9,739.52 is: 14,613.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,287.60 : 22,938.20 = 9,739.52 : x
  2. Step 2: Convert to fraction form
    15,287.60/22,938.20 = 9,739.52/x
  3. Step 3: Cross multiply
    15,287.60x = 22,938.20 × 9,739.52
  4. Step 4: Simplify right side
    15,287.60x = 223,407,057.66
  5. Step 5: Solve for x
    x = 223,407,057.66/15,287.60
  6. Step 6: Final answer
    x = 14,613.61

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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.