Home / 41,772.20-62,643.70-16,805.76

Finding the Fourth Proportional to 41,772.20, 62,643.70 and 16,805.76

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Solution

The fourth proportional to 41,772.20, 62,643.70 and 16,805.76 is: 25,202.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,772.20 : 62,643.70 = 16,805.76 : x
  2. Step 2: Convert to fraction form
    41,772.20/62,643.70 = 16,805.76/x
  3. Step 3: Cross multiply
    41,772.20x = 62,643.70 × 16,805.76
  4. Step 4: Simplify right side
    41,772.20x = 1,052,774,987.71
  5. Step 5: Solve for x
    x = 1,052,774,987.71/41,772.20
  6. Step 6: Final answer
    x = 25,202.77

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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.