Home / 43,716.32-65,592.48-15,639.92

Finding the Fourth Proportional to 43,716.32, 65,592.48 and 15,639.92

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Solution

The fourth proportional to 43,716.32, 65,592.48 and 15,639.92 is: 23,466.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,716.32 : 65,592.48 = 15,639.92 : x
  2. Step 2: Convert to fraction form
    43,716.32/65,592.48 = 15,639.92/x
  3. Step 3: Cross multiply
    43,716.32x = 65,592.48 × 15,639.92
  4. Step 4: Simplify right side
    43,716.32x = 1,025,861,139.80
  5. Step 5: Solve for x
    x = 1,025,861,139.80/43,716.32
  6. Step 6: Final answer
    x = 23,466.32

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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.