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Finding the Fourth Proportional to 29,442.88, 44,175.84 and 10,987.84

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Solution

The fourth proportional to 29,442.88, 44,175.84 and 10,987.84 is: 16,486.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,442.88 : 44,175.84 = 10,987.84 : x
  2. Step 2: Convert to fraction form
    29,442.88/44,175.84 = 10,987.84/x
  3. Step 3: Cross multiply
    29,442.88x = 44,175.84 × 10,987.84
  4. Step 4: Simplify right side
    29,442.88x = 485,397,061.79
  5. Step 5: Solve for x
    x = 485,397,061.79/29,442.88
  6. Step 6: Final answer
    x = 16,486.06

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1.5x scale

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.