Home / 29,512.64-44,247.72-13,921.76

Finding the Fourth Proportional to 29,512.64, 44,247.72 and 13,921.76

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Solution

The fourth proportional to 29,512.64, 44,247.72 and 13,921.76 is: 20,872.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,512.64 : 44,247.72 = 13,921.76 : x
  2. Step 2: Convert to fraction form
    29,512.64/44,247.72 = 13,921.76/x
  3. Step 3: Cross multiply
    29,512.64x = 44,247.72 × 13,921.76
  4. Step 4: Simplify right side
    29,512.64x = 616,006,138.39
  5. Step 5: Solve for x
    x = 616,006,138.39/29,512.64
  6. Step 6: Final answer
    x = 20,872.62

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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.