Home / 18,552.24-25,613.96-12,190.16

Finding the Fourth Proportional to 18,552.24, 25,613.96 and 12,190.16

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Solution

The fourth proportional to 18,552.24, 25,613.96 and 12,190.16 is: 16,830.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,552.24 : 25,613.96 = 12,190.16 : x
  2. Step 2: Convert to fraction form
    18,552.24/25,613.96 = 12,190.16/x
  3. Step 3: Cross multiply
    18,552.24x = 25,613.96 × 12,190.16
  4. Step 4: Simplify right side
    18,552.24x = 312,238,273.72
  5. Step 5: Solve for x
    x = 312,238,273.72/18,552.24
  6. Step 6: Final answer
    x = 16,830.22

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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.