Home / 22,119.46-33,179.19-12,753.52

Finding the Fourth Proportional to 22,119.46, 33,179.19 and 12,753.52

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Solution

The fourth proportional to 22,119.46, 33,179.19 and 12,753.52 is: 19,130.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,119.46 : 33,179.19 = 12,753.52 : x
  2. Step 2: Convert to fraction form
    22,119.46/33,179.19 = 12,753.52/x
  3. Step 3: Cross multiply
    22,119.46x = 33,179.19 × 12,753.52
  4. Step 4: Simplify right side
    22,119.46x = 423,151,463.25
  5. Step 5: Solve for x
    x = 423,151,463.25/22,119.46
  6. Step 6: Final answer
    x = 19,130.28

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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.