Home / 29,678.12-44,517.18-12,144.04

Finding the Fourth Proportional to 29,678.12, 44,517.18 and 12,144.04

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Solution

The fourth proportional to 29,678.12, 44,517.18 and 12,144.04 is: 18,216.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,678.12 : 44,517.18 = 12,144.04 : x
  2. Step 2: Convert to fraction form
    29,678.12/44,517.18 = 12,144.04/x
  3. Step 3: Cross multiply
    29,678.12x = 44,517.18 × 12,144.04
  4. Step 4: Simplify right side
    29,678.12x = 540,618,414.61
  5. Step 5: Solve for x
    x = 540,618,414.61/29,678.12
  6. Step 6: Final answer
    x = 18,216.06

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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.