Home / 47,932.04-66,118.72-29,995.90

Finding the Fourth Proportional to 47,932.04, 66,118.72 and 29,995.90

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Solution

The fourth proportional to 47,932.04, 66,118.72 and 29,995.90 is: 41,377.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,932.04 : 66,118.72 = 29,995.90 : x
  2. Step 2: Convert to fraction form
    47,932.04/66,118.72 = 29,995.90/x
  3. Step 3: Cross multiply
    47,932.04x = 66,118.72 × 29,995.90
  4. Step 4: Simplify right side
    47,932.04x = 1,983,290,513.25
  5. Step 5: Solve for x
    x = 1,983,290,513.25/47,932.04
  6. Step 6: Final answer
    x = 41,377.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.