Home / 13,252.72-19,841.28-10,288.12

Finding the Fourth Proportional to 13,252.72, 19,841.28 and 10,288.12

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Solution

The fourth proportional to 13,252.72, 19,841.28 and 10,288.12 is: 15,402.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,252.72 : 19,841.28 = 10,288.12 : x
  2. Step 2: Convert to fraction form
    13,252.72/19,841.28 = 10,288.12/x
  3. Step 3: Cross multiply
    13,252.72x = 19,841.28 × 10,288.12
  4. Step 4: Simplify right side
    13,252.72x = 204,129,469.59
  5. Step 5: Solve for x
    x = 204,129,469.59/13,252.72
  6. Step 6: Final answer
    x = 15,402.84

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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.