Home / 44,542.72-66,824.32-13,378.56

Finding the Fourth Proportional to 44,542.72, 66,824.32 and 13,378.56

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Solution

The fourth proportional to 44,542.72, 66,824.32 and 13,378.56 is: 20,070.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,542.72 : 66,824.32 = 13,378.56 : x
  2. Step 2: Convert to fraction form
    44,542.72/66,824.32 = 13,378.56/x
  3. Step 3: Cross multiply
    44,542.72x = 66,824.32 × 13,378.56
  4. Step 4: Simplify right side
    44,542.72x = 894,013,174.58
  5. Step 5: Solve for x
    x = 894,013,174.58/44,542.72
  6. Step 6: Final answer
    x = 20,070.92

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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.