Home / 47,327.18-65,304.78-29,415.65

Finding the Fourth Proportional to 47,327.18, 65,304.78 and 29,415.65

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Solution

The fourth proportional to 47,327.18, 65,304.78 and 29,415.65 is: 40,589.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,327.18 : 65,304.78 = 29,415.65 : x
  2. Step 2: Convert to fraction form
    47,327.18/65,304.78 = 29,415.65/x
  3. Step 3: Cross multiply
    47,327.18x = 65,304.78 × 29,415.65
  4. Step 4: Simplify right side
    47,327.18x = 1,920,982,225.28
  5. Step 5: Solve for x
    x = 1,920,982,225.28/47,327.18
  6. Step 6: Final answer
    x = 40,589.41

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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.