Home / 18,562.62-25,617.83-10,605.18

Finding the Fourth Proportional to 18,562.62, 25,617.83 and 10,605.18

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Solution

The fourth proportional to 18,562.62, 25,617.83 and 10,605.18 is: 14,635.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,562.62 : 25,617.83 = 10,605.18 : x
  2. Step 2: Convert to fraction form
    18,562.62/25,617.83 = 10,605.18/x
  3. Step 3: Cross multiply
    18,562.62x = 25,617.83 × 10,605.18
  4. Step 4: Simplify right side
    18,562.62x = 271,681,645.33
  5. Step 5: Solve for x
    x = 271,681,645.33/18,562.62
  6. Step 6: Final answer
    x = 14,635.95

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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.