Home / 47,442.57-71,176.18-14,162.64

Finding the Fourth Proportional to 47,442.57, 71,176.18 and 14,162.64

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Solution

The fourth proportional to 47,442.57, 71,176.18 and 14,162.64 is: 21,247.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,442.57 : 71,176.18 = 14,162.64 : x
  2. Step 2: Convert to fraction form
    47,442.57/71,176.18 = 14,162.64/x
  3. Step 3: Cross multiply
    47,442.57x = 71,176.18 × 14,162.64
  4. Step 4: Simplify right side
    47,442.57x = 1,008,042,613.92
  5. Step 5: Solve for x
    x = 1,008,042,613.92/47,442.57
  6. Step 6: Final answer
    x = 21,247.64

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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.