Home / 29,108.28-43,671.06-13,544.76

Finding the Fourth Proportional to 29,108.28, 43,671.06 and 13,544.76

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Solution

The fourth proportional to 29,108.28, 43,671.06 and 13,544.76 is: 20,321.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,108.28 : 43,671.06 = 13,544.76 : x
  2. Step 2: Convert to fraction form
    29,108.28/43,671.06 = 13,544.76/x
  3. Step 3: Cross multiply
    29,108.28x = 43,671.06 × 13,544.76
  4. Step 4: Simplify right side
    29,108.28x = 591,514,026.65
  5. Step 5: Solve for x
    x = 591,514,026.65/29,108.28
  6. Step 6: Final answer
    x = 20,321.16

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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.