Home / 48,445.34-66,839.14-29,319

Finding the Fourth Proportional to 48,445.34, 66,839.14 and 29,319

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Solution

The fourth proportional to 48,445.34, 66,839.14 and 29,319 is: 40,450.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,445.34 : 66,839.14 = 29,319 : x
  2. Step 2: Convert to fraction form
    48,445.34/66,839.14 = 29,319/x
  3. Step 3: Cross multiply
    48,445.34x = 66,839.14 × 29,319
  4. Step 4: Simplify right side
    48,445.34x = 1,959,656,745.66
  5. Step 5: Solve for x
    x = 1,959,656,745.66/48,445.34
  6. Step 6: Final answer
    x = 40,450.88

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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.