Home / 66,399.43-99,599.16-22,029.52

Finding the Fourth Proportional to 66,399.43, 99,599.16 and 22,029.52

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Solution

The fourth proportional to 66,399.43, 99,599.16 and 22,029.52 is: 33,044.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,399.43 : 99,599.16 = 22,029.52 : x
  2. Step 2: Convert to fraction form
    66,399.43/99,599.16 = 22,029.52/x
  3. Step 3: Cross multiply
    66,399.43x = 99,599.16 × 22,029.52
  4. Step 4: Simplify right side
    66,399.43x = 2,194,121,687.20
  5. Step 5: Solve for x
    x = 2,194,121,687.20/66,399.43
  6. Step 6: Final answer
    x = 33,044.28

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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.