Home / 17,387.38-26,085.12-5,699.89

Finding the Fourth Proportional to 17,387.38, 26,085.12 and 5,699.89

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Solution

The fourth proportional to 17,387.38, 26,085.12 and 5,699.89 is: 8,551.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,387.38 : 26,085.12 = 5,699.89 : x
  2. Step 2: Convert to fraction form
    17,387.38/26,085.12 = 5,699.89/x
  3. Step 3: Cross multiply
    17,387.38x = 26,085.12 × 5,699.89
  4. Step 4: Simplify right side
    17,387.38x = 148,682,314.64
  5. Step 5: Solve for x
    x = 148,682,314.64/17,387.38
  6. Step 6: Final answer
    x = 8,551.16

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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.