Home / 47,712.50-65,845.30-26,491.76

Finding the Fourth Proportional to 47,712.50, 65,845.30 and 26,491.76

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Solution

The fourth proportional to 47,712.50, 65,845.30 and 26,491.76 is: 36,559.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,712.50 : 65,845.30 = 26,491.76 : x
  2. Step 2: Convert to fraction form
    47,712.50/65,845.30 = 26,491.76/x
  3. Step 3: Cross multiply
    47,712.50x = 65,845.30 × 26,491.76
  4. Step 4: Simplify right side
    47,712.50x = 1,744,357,884.73
  5. Step 5: Solve for x
    x = 1,744,357,884.73/47,712.50
  6. Step 6: Final answer
    x = 36,559.77

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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.