Home / 17,586.66-26,387.28-8,219.82

Finding the Fourth Proportional to 17,586.66, 26,387.28 and 8,219.82

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Solution

The fourth proportional to 17,586.66, 26,387.28 and 8,219.82 is: 12,333.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,586.66 : 26,387.28 = 8,219.82 : x
  2. Step 2: Convert to fraction form
    17,586.66/26,387.28 = 8,219.82/x
  3. Step 3: Cross multiply
    17,586.66x = 26,387.28 × 8,219.82
  4. Step 4: Simplify right side
    17,586.66x = 216,898,691.89
  5. Step 5: Solve for x
    x = 216,898,691.89/17,586.66
  6. Step 6: Final answer
    x = 12,333.14

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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.