Home / 47,687.68-65,806.65-26,176.90

Finding the Fourth Proportional to 47,687.68, 65,806.65 and 26,176.90

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Solution

The fourth proportional to 47,687.68, 65,806.65 and 26,176.90 is: 36,122.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,687.68 : 65,806.65 = 26,176.90 : x
  2. Step 2: Convert to fraction form
    47,687.68/65,806.65 = 26,176.90/x
  3. Step 3: Cross multiply
    47,687.68x = 65,806.65 × 26,176.90
  4. Step 4: Simplify right side
    47,687.68x = 1,722,614,096.39
  5. Step 5: Solve for x
    x = 1,722,614,096.39/47,687.68
  6. Step 6: Final answer
    x = 36,122.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.