Home / 17,412.88-26,121.18-5,562.52

Finding the Fourth Proportional to 17,412.88, 26,121.18 and 5,562.52

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Solution

The fourth proportional to 17,412.88, 26,121.18 and 5,562.52 is: 8,344.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,412.88 : 26,121.18 = 5,562.52 : x
  2. Step 2: Convert to fraction form
    17,412.88/26,121.18 = 5,562.52/x
  3. Step 3: Cross multiply
    17,412.88x = 26,121.18 × 5,562.52
  4. Step 4: Simplify right side
    17,412.88x = 145,299,586.17
  5. Step 5: Solve for x
    x = 145,299,586.17/17,412.88
  6. Step 6: Final answer
    x = 8,344.37

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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.