Home / 34,620.29-51,909.68-15,876.86

Finding the Fourth Proportional to 34,620.29, 51,909.68 and 15,876.86

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Solution

The fourth proportional to 34,620.29, 51,909.68 and 15,876.86 is: 23,805.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,620.29 : 51,909.68 = 15,876.86 : x
  2. Step 2: Convert to fraction form
    34,620.29/51,909.68 = 15,876.86/x
  3. Step 3: Cross multiply
    34,620.29x = 51,909.68 × 15,876.86
  4. Step 4: Simplify right side
    34,620.29x = 824,162,521.99
  5. Step 5: Solve for x
    x = 824,162,521.99/34,620.29
  6. Step 6: Final answer
    x = 23,805.76

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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.