Home / 13,013.62-19,546.85-11,488.19

Finding the Fourth Proportional to 13,013.62, 19,546.85 and 11,488.19

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Solution

The fourth proportional to 13,013.62, 19,546.85 and 11,488.19 is: 17,255.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,013.62 : 19,546.85 = 11,488.19 : x
  2. Step 2: Convert to fraction form
    13,013.62/19,546.85 = 11,488.19/x
  3. Step 3: Cross multiply
    13,013.62x = 19,546.85 × 11,488.19
  4. Step 4: Simplify right side
    13,013.62x = 224,557,857.69
  5. Step 5: Solve for x
    x = 224,557,857.69/13,013.62
  6. Step 6: Final answer
    x = 17,255.61

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1.5x scale

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.