Home / 17,386.38-26,082.34-6,291.96

Finding the Fourth Proportional to 17,386.38, 26,082.34 and 6,291.96

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Solution

The fourth proportional to 17,386.38, 26,082.34 and 6,291.96 is: 9,438.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,386.38 : 26,082.34 = 6,291.96 : x
  2. Step 2: Convert to fraction form
    17,386.38/26,082.34 = 6,291.96/x
  3. Step 3: Cross multiply
    17,386.38x = 26,082.34 × 6,291.96
  4. Step 4: Simplify right side
    17,386.38x = 164,109,039.99
  5. Step 5: Solve for x
    x = 164,109,039.99/17,386.38
  6. Step 6: Final answer
    x = 9,438.94

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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.