Home / 44,165.02-66,183.12-20,479.82

Finding the Fourth Proportional to 44,165.02, 66,183.12 and 20,479.82

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Solution

The fourth proportional to 44,165.02, 66,183.12 and 20,479.82 is: 30,689.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,165.02 : 66,183.12 = 20,479.82 : x
  2. Step 2: Convert to fraction form
    44,165.02/66,183.12 = 20,479.82/x
  3. Step 3: Cross multiply
    44,165.02x = 66,183.12 × 20,479.82
  4. Step 4: Simplify right side
    44,165.02x = 1,355,418,384.64
  5. Step 5: Solve for x
    x = 1,355,418,384.64/44,165.02
  6. Step 6: Final answer
    x = 30,689.86

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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.