Home / 66,384.98-99,563.19-22,001.66

Finding the Fourth Proportional to 66,384.98, 99,563.19 and 22,001.66

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Solution

The fourth proportional to 66,384.98, 99,563.19 and 22,001.66 is: 32,997.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,384.98 : 99,563.19 = 22,001.66 : x
  2. Step 2: Convert to fraction form
    66,384.98/99,563.19 = 22,001.66/x
  3. Step 3: Cross multiply
    66,384.98x = 99,563.19 × 22,001.66
  4. Step 4: Simplify right side
    66,384.98x = 2,190,555,454.90
  5. Step 5: Solve for x
    x = 2,190,555,454.90/66,384.98
  6. Step 6: Final answer
    x = 32,997.76

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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.