Home / 14,179.04-21,251.28-8,244.80

Finding the Fourth Proportional to 14,179.04, 21,251.28 and 8,244.80

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Solution

The fourth proportional to 14,179.04, 21,251.28 and 8,244.80 is: 12,357.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,179.04 : 21,251.28 = 8,244.80 : x
  2. Step 2: Convert to fraction form
    14,179.04/21,251.28 = 8,244.80/x
  3. Step 3: Cross multiply
    14,179.04x = 21,251.28 × 8,244.80
  4. Step 4: Simplify right side
    14,179.04x = 175,212,553.34
  5. Step 5: Solve for x
    x = 175,212,553.34/14,179.04
  6. Step 6: Final answer
    x = 12,357.15

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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.