Home / 18,085.60-27,155.67-14,768.65

Finding the Fourth Proportional to 18,085.60, 27,155.67 and 14,768.65

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Solution

The fourth proportional to 18,085.60, 27,155.67 and 14,768.65 is: 22,175.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,085.60 : 27,155.67 = 14,768.65 : x
  2. Step 2: Convert to fraction form
    18,085.60/27,155.67 = 14,768.65/x
  3. Step 3: Cross multiply
    18,085.60x = 27,155.67 × 14,768.65
  4. Step 4: Simplify right side
    18,085.60x = 401,052,585.75
  5. Step 5: Solve for x
    x = 401,052,585.75/18,085.60
  6. Step 6: Final answer
    x = 22,175.24

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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.