Home / 29,139.03-43,717.71-10,418.61

Finding the Fourth Proportional to 29,139.03, 43,717.71 and 10,418.61

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Solution

The fourth proportional to 29,139.03, 43,717.71 and 10,418.61 is: 15,631.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,139.03 : 43,717.71 = 10,418.61 : x
  2. Step 2: Convert to fraction form
    29,139.03/43,717.71 = 10,418.61/x
  3. Step 3: Cross multiply
    29,139.03x = 43,717.71 × 10,418.61
  4. Step 4: Simplify right side
    29,139.03x = 455,477,770.58
  5. Step 5: Solve for x
    x = 455,477,770.58/29,139.03
  6. Step 6: Final answer
    x = 15,631.19

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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.