Home / 29,240.98-43,878.19-12,372.66

Finding the Fourth Proportional to 29,240.98, 43,878.19 and 12,372.66

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Solution

The fourth proportional to 29,240.98, 43,878.19 and 12,372.66 is: 18,566.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,240.98 : 43,878.19 = 12,372.66 : x
  2. Step 2: Convert to fraction form
    29,240.98/43,878.19 = 12,372.66/x
  3. Step 3: Cross multiply
    29,240.98x = 43,878.19 × 12,372.66
  4. Step 4: Simplify right side
    29,240.98x = 542,889,926.29
  5. Step 5: Solve for x
    x = 542,889,926.29/29,240.98
  6. Step 6: Final answer
    x = 18,566.06

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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.