Home / 18,147.66-27,225.27-5,667.18

Finding the Fourth Proportional to 18,147.66, 27,225.27 and 5,667.18

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Solution

The fourth proportional to 18,147.66, 27,225.27 and 5,667.18 is: 8,501.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,147.66 : 27,225.27 = 5,667.18 : x
  2. Step 2: Convert to fraction form
    18,147.66/27,225.27 = 5,667.18/x
  3. Step 3: Cross multiply
    18,147.66x = 27,225.27 × 5,667.18
  4. Step 4: Simplify right side
    18,147.66x = 154,290,505.64
  5. Step 5: Solve for x
    x = 154,290,505.64/18,147.66
  6. Step 6: Final answer
    x = 8,501.95

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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.