Home / 15,154.97-22,722.12-7,753.39

Finding the Fourth Proportional to 15,154.97, 22,722.12 and 7,753.39

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Solution

The fourth proportional to 15,154.97, 22,722.12 and 7,753.39 is: 11,624.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,154.97 : 22,722.12 = 7,753.39 : x
  2. Step 2: Convert to fraction form
    15,154.97/22,722.12 = 7,753.39/x
  3. Step 3: Cross multiply
    15,154.97x = 22,722.12 × 7,753.39
  4. Step 4: Simplify right side
    15,154.97x = 176,173,401.18
  5. Step 5: Solve for x
    x = 176,173,401.18/15,154.97
  6. Step 6: Final answer
    x = 11,624.80

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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.