Home / 18,258.56-27,382.35-9,488.68

Finding the Fourth Proportional to 18,258.56, 27,382.35 and 9,488.68

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Solution

The fourth proportional to 18,258.56, 27,382.35 and 9,488.68 is: 14,230.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,258.56 : 27,382.35 = 9,488.68 : x
  2. Step 2: Convert to fraction form
    18,258.56/27,382.35 = 9,488.68/x
  3. Step 3: Cross multiply
    18,258.56x = 27,382.35 × 9,488.68
  4. Step 4: Simplify right side
    18,258.56x = 259,822,356.80
  5. Step 5: Solve for x
    x = 259,822,356.80/18,258.56
  6. Step 6: Final answer
    x = 14,230.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.