Home / 29,672.10-44,524.35-12,143.70

Finding the Fourth Proportional to 29,672.10, 44,524.35 and 12,143.70

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Solution

The fourth proportional to 29,672.10, 44,524.35 and 12,143.70 is: 18,222.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,672.10 : 44,524.35 = 12,143.70 : x
  2. Step 2: Convert to fraction form
    29,672.10/44,524.35 = 12,143.70/x
  3. Step 3: Cross multiply
    29,672.10x = 44,524.35 × 12,143.70
  4. Step 4: Simplify right side
    29,672.10x = 540,690,349.10
  5. Step 5: Solve for x
    x = 540,690,349.10/29,672.10
  6. Step 6: Final answer
    x = 18,222.18

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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.