Home / 47,925.98-66,115.74-29,989.85

Finding the Fourth Proportional to 47,925.98, 66,115.74 and 29,989.85

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Solution

The fourth proportional to 47,925.98, 66,115.74 and 29,989.85 is: 41,372.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,925.98 : 66,115.74 = 29,989.85 : x
  2. Step 2: Convert to fraction form
    47,925.98/66,115.74 = 29,989.85/x
  3. Step 3: Cross multiply
    47,925.98x = 66,115.74 × 29,989.85
  4. Step 4: Simplify right side
    47,925.98x = 1,982,800,907.12
  5. Step 5: Solve for x
    x = 1,982,800,907.12/47,925.98
  6. Step 6: Final answer
    x = 41,372.15

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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.