Home / 47,839.61-71,769.11-26,809.65

Finding the Fourth Proportional to 47,839.61, 71,769.11 and 26,809.65

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Solution

The fourth proportional to 47,839.61, 71,769.11 and 26,809.65 is: 40,219.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,839.61 : 71,769.11 = 26,809.65 : x
  2. Step 2: Convert to fraction form
    47,839.61/71,769.11 = 26,809.65/x
  3. Step 3: Cross multiply
    47,839.61x = 71,769.11 × 26,809.65
  4. Step 4: Simplify right side
    47,839.61x = 1,924,104,585.86
  5. Step 5: Solve for x
    x = 1,924,104,585.86/47,839.61
  6. Step 6: Final answer
    x = 40,219.90

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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.