Home / 45,387.42-62,648.28-29,474.16

Finding the Fourth Proportional to 45,387.42, 62,648.28 and 29,474.16

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Solution

The fourth proportional to 45,387.42, 62,648.28 and 29,474.16 is: 40,683.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,387.42 : 62,648.28 = 29,474.16 : x
  2. Step 2: Convert to fraction form
    45,387.42/62,648.28 = 29,474.16/x
  3. Step 3: Cross multiply
    45,387.42x = 62,648.28 × 29,474.16
  4. Step 4: Simplify right side
    45,387.42x = 1,846,505,428.44
  5. Step 5: Solve for x
    x = 1,846,505,428.44/45,387.42
  6. Step 6: Final answer
    x = 40,683.20

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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.