Home / 41,971.60-62,964.24-12,392.43

Finding the Fourth Proportional to 41,971.60, 62,964.24 and 12,392.43

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Solution

The fourth proportional to 41,971.60, 62,964.24 and 12,392.43 is: 18,590.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,971.60 : 62,964.24 = 12,392.43 : x
  2. Step 2: Convert to fraction form
    41,971.60/62,964.24 = 12,392.43/x
  3. Step 3: Cross multiply
    41,971.60x = 62,964.24 × 12,392.43
  4. Step 4: Simplify right side
    41,971.60x = 780,279,935.76
  5. Step 5: Solve for x
    x = 780,279,935.76/41,971.60
  6. Step 6: Final answer
    x = 18,590.66

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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.