Home / 18,258.62-25,197.03-10,705.14

Finding the Fourth Proportional to 18,258.62, 25,197.03 and 10,705.14

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Solution

The fourth proportional to 18,258.62, 25,197.03 and 10,705.14 is: 14,773.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,258.62 : 25,197.03 = 10,705.14 : x
  2. Step 2: Convert to fraction form
    18,258.62/25,197.03 = 10,705.14/x
  3. Step 3: Cross multiply
    18,258.62x = 25,197.03 × 10,705.14
  4. Step 4: Simplify right side
    18,258.62x = 269,737,733.73
  5. Step 5: Solve for x
    x = 269,737,733.73/18,258.62
  6. Step 6: Final answer
    x = 14,773.18

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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.