Home / 18,599.32-25,667.18-10,101.61

Finding the Fourth Proportional to 18,599.32, 25,667.18 and 10,101.61

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Solution

The fourth proportional to 18,599.32, 25,667.18 and 10,101.61 is: 13,940.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,599.32 : 25,667.18 = 10,101.61 : x
  2. Step 2: Convert to fraction form
    18,599.32/25,667.18 = 10,101.61/x
  3. Step 3: Cross multiply
    18,599.32x = 25,667.18 × 10,101.61
  4. Step 4: Simplify right side
    18,599.32x = 259,279,861.62
  5. Step 5: Solve for x
    x = 259,279,861.62/18,599.32
  6. Step 6: Final answer
    x = 13,940.29

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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.