Home / 47,600.79-65,691.23-26,378.68

Finding the Fourth Proportional to 47,600.79, 65,691.23 and 26,378.68

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Solution

The fourth proportional to 47,600.79, 65,691.23 and 26,378.68 is: 36,403.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,600.79 : 65,691.23 = 26,378.68 : x
  2. Step 2: Convert to fraction form
    47,600.79/65,691.23 = 26,378.68/x
  3. Step 3: Cross multiply
    47,600.79x = 65,691.23 × 26,378.68
  4. Step 4: Simplify right side
    47,600.79x = 1,732,847,934.98
  5. Step 5: Solve for x
    x = 1,732,847,934.98/47,600.79
  6. Step 6: Final answer
    x = 36,403.76

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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.