Home / 11,635.17-17,373.72-11,319.87

Finding the Fourth Proportional to 11,635.17, 17,373.72 and 11,319.87

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Solution

The fourth proportional to 11,635.17, 17,373.72 and 11,319.87 is: 16,902.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,635.17 : 17,373.72 = 11,319.87 : x
  2. Step 2: Convert to fraction form
    11,635.17/17,373.72 = 11,319.87/x
  3. Step 3: Cross multiply
    11,635.17x = 17,373.72 × 11,319.87
  4. Step 4: Simplify right side
    11,635.17x = 196,668,251.82
  5. Step 5: Solve for x
    x = 196,668,251.82/11,635.17
  6. Step 6: Final answer
    x = 16,902.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.