Home / 42,512.30-63,765.99-16,219.70

Finding the Fourth Proportional to 42,512.30, 63,765.99 and 16,219.70

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Solution

The fourth proportional to 42,512.30, 63,765.99 and 16,219.70 is: 24,328.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,512.30 : 63,765.99 = 16,219.70 : x
  2. Step 2: Convert to fraction form
    42,512.30/63,765.99 = 16,219.70/x
  3. Step 3: Cross multiply
    42,512.30x = 63,765.99 × 16,219.70
  4. Step 4: Simplify right side
    42,512.30x = 1,034,265,228.00
  5. Step 5: Solve for x
    x = 1,034,265,228.00/42,512.30
  6. Step 6: Final answer
    x = 24,328.61

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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.