Home / 18,418.24-27,626.88-6,106.24

Finding the Fourth Proportional to 18,418.24, 27,626.88 and 6,106.24

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Solution

The fourth proportional to 18,418.24, 27,626.88 and 6,106.24 is: 9,159.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,418.24 : 27,626.88 = 6,106.24 : x
  2. Step 2: Convert to fraction form
    18,418.24/27,626.88 = 6,106.24/x
  3. Step 3: Cross multiply
    18,418.24x = 27,626.88 × 6,106.24
  4. Step 4: Simplify right side
    18,418.24x = 168,696,359.73
  5. Step 5: Solve for x
    x = 168,696,359.73/18,418.24
  6. Step 6: Final answer
    x = 9,159.20

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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.