Home / 45,589.40-62,863.78-29,644.28

Finding the Fourth Proportional to 45,589.40, 62,863.78 and 29,644.28

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Solution

The fourth proportional to 45,589.40, 62,863.78 and 29,644.28 is: 40,876.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,589.40 : 62,863.78 = 29,644.28 : x
  2. Step 2: Convert to fraction form
    45,589.40/62,863.78 = 29,644.28/x
  3. Step 3: Cross multiply
    45,589.40x = 62,863.78 × 29,644.28
  4. Step 4: Simplify right side
    45,589.40x = 1,863,551,496.18
  5. Step 5: Solve for x
    x = 1,863,551,496.18/45,589.40
  6. Step 6: Final answer
    x = 40,876.86

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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.