Home / 14,725.98-22,080.76-8,156.78

Finding the Fourth Proportional to 14,725.98, 22,080.76 and 8,156.78

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Solution

The fourth proportional to 14,725.98, 22,080.76 and 8,156.78 is: 12,230.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,725.98 : 22,080.76 = 8,156.78 : x
  2. Step 2: Convert to fraction form
    14,725.98/22,080.76 = 8,156.78/x
  3. Step 3: Cross multiply
    14,725.98x = 22,080.76 × 8,156.78
  4. Step 4: Simplify right side
    14,725.98x = 180,107,901.55
  5. Step 5: Solve for x
    x = 180,107,901.55/14,725.98
  6. Step 6: Final answer
    x = 12,230.62

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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.