Home / 17,671.52-24,376.91-11,199.30

Finding the Fourth Proportional to 17,671.52, 24,376.91 and 11,199.30

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Solution

The fourth proportional to 17,671.52, 24,376.91 and 11,199.30 is: 15,448.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,671.52 : 24,376.91 = 11,199.30 : x
  2. Step 2: Convert to fraction form
    17,671.52/24,376.91 = 11,199.30/x
  3. Step 3: Cross multiply
    17,671.52x = 24,376.91 × 11,199.30
  4. Step 4: Simplify right side
    17,671.52x = 273,004,272.17
  5. Step 5: Solve for x
    x = 273,004,272.17/17,671.52
  6. Step 6: Final answer
    x = 15,448.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.