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Finding the Fourth Proportional to 15,230.12, 22,845.22 and 9,374.46

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Solution

The fourth proportional to 15,230.12, 22,845.22 and 9,374.46 is: 14,061.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,230.12 : 22,845.22 = 9,374.46 : x
  2. Step 2: Convert to fraction form
    15,230.12/22,845.22 = 9,374.46/x
  3. Step 3: Cross multiply
    15,230.12x = 22,845.22 × 9,374.46
  4. Step 4: Simplify right side
    15,230.12x = 214,161,601.08
  5. Step 5: Solve for x
    x = 214,161,601.08/15,230.12
  6. Step 6: Final answer
    x = 14,061.71

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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.