Home / 43,863.12-65,737.44-38,303.28

Finding the Fourth Proportional to 43,863.12, 65,737.44 and 38,303.28

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Solution

The fourth proportional to 43,863.12, 65,737.44 and 38,303.28 is: 57,404.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,863.12 : 65,737.44 = 38,303.28 : x
  2. Step 2: Convert to fraction form
    43,863.12/65,737.44 = 38,303.28/x
  3. Step 3: Cross multiply
    43,863.12x = 65,737.44 × 38,303.28
  4. Step 4: Simplify right side
    43,863.12x = 2,517,959,570.80
  5. Step 5: Solve for x
    x = 2,517,959,570.80/43,863.12
  6. Step 6: Final answer
    x = 57,404.94

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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.