Home / 17,375.72-26,064.40-5,530.68

Finding the Fourth Proportional to 17,375.72, 26,064.40 and 5,530.68

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Solution

The fourth proportional to 17,375.72, 26,064.40 and 5,530.68 is: 8,296.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,375.72 : 26,064.40 = 5,530.68 : x
  2. Step 2: Convert to fraction form
    17,375.72/26,064.40 = 5,530.68/x
  3. Step 3: Cross multiply
    17,375.72x = 26,064.40 × 5,530.68
  4. Step 4: Simplify right side
    17,375.72x = 144,153,855.79
  5. Step 5: Solve for x
    x = 144,153,855.79/17,375.72
  6. Step 6: Final answer
    x = 8,296.28

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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.