Home / 51,676.52-77,500.60-14,227.80

Finding the Fourth Proportional to 51,676.52, 77,500.60 and 14,227.80

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Solution

The fourth proportional to 51,676.52, 77,500.60 and 14,227.80 is: 21,337.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,676.52 : 77,500.60 = 14,227.80 : x
  2. Step 2: Convert to fraction form
    51,676.52/77,500.60 = 14,227.80/x
  3. Step 3: Cross multiply
    51,676.52x = 77,500.60 × 14,227.80
  4. Step 4: Simplify right side
    51,676.52x = 1,102,663,036.68
  5. Step 5: Solve for x
    x = 1,102,663,036.68/51,676.52
  6. Step 6: Final answer
    x = 21,337.80

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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.