Home / 14,251.20-21,377.09-4,891.17

Finding the Fourth Proportional to 14,251.20, 21,377.09 and 4,891.17

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Solution

The fourth proportional to 14,251.20, 21,377.09 and 4,891.17 is: 7,336.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,251.20 : 21,377.09 = 4,891.17 : x
  2. Step 2: Convert to fraction form
    14,251.20/21,377.09 = 4,891.17/x
  3. Step 3: Cross multiply
    14,251.20x = 21,377.09 × 4,891.17
  4. Step 4: Simplify right side
    14,251.20x = 104,558,981.30
  5. Step 5: Solve for x
    x = 104,558,981.30/14,251.20
  6. Step 6: Final answer
    x = 7,336.85

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1.5x scale

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.