Home / 25,311.20-34,929.82-14,700.83

Finding the Fourth Proportional to 25,311.20, 34,929.82 and 14,700.83

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Solution

The fourth proportional to 25,311.20, 34,929.82 and 14,700.83 is: 20,287.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,311.20 : 34,929.82 = 14,700.83 : x
  2. Step 2: Convert to fraction form
    25,311.20/34,929.82 = 14,700.83/x
  3. Step 3: Cross multiply
    25,311.20x = 34,929.82 × 14,700.83
  4. Step 4: Simplify right side
    25,311.20x = 513,497,345.75
  5. Step 5: Solve for x
    x = 513,497,345.75/25,311.20
  6. Step 6: Final answer
    x = 20,287.36

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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.