Home / 45,146.56-62,333.04-28,157.44

Finding the Fourth Proportional to 45,146.56, 62,333.04 and 28,157.44

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Solution

The fourth proportional to 45,146.56, 62,333.04 and 28,157.44 is: 38,876.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,146.56 : 62,333.04 = 28,157.44 : x
  2. Step 2: Convert to fraction form
    45,146.56/62,333.04 = 28,157.44/x
  3. Step 3: Cross multiply
    45,146.56x = 62,333.04 × 28,157.44
  4. Step 4: Simplify right side
    45,146.56x = 1,755,138,833.82
  5. Step 5: Solve for x
    x = 1,755,138,833.82/45,146.56
  6. Step 6: Final answer
    x = 38,876.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.