Home / 17,380.64-26,065.46-5,691.18

Finding the Fourth Proportional to 17,380.64, 26,065.46 and 5,691.18

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Solution

The fourth proportional to 17,380.64, 26,065.46 and 5,691.18 is: 8,534.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,380.64 : 26,065.46 = 5,691.18 : x
  2. Step 2: Convert to fraction form
    17,380.64/26,065.46 = 5,691.18/x
  3. Step 3: Cross multiply
    17,380.64x = 26,065.46 × 5,691.18
  4. Step 4: Simplify right side
    17,380.64x = 148,343,224.64
  5. Step 5: Solve for x
    x = 148,343,224.64/17,380.64
  6. Step 6: Final answer
    x = 8,534.97

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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.