Home / 18,524.16-25,545.60-17,166.72

Finding the Fourth Proportional to 18,524.16, 25,545.60 and 17,166.72

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Solution

The fourth proportional to 18,524.16, 25,545.60 and 17,166.72 is: 23,673.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,524.16 : 25,545.60 = 17,166.72 : x
  2. Step 2: Convert to fraction form
    18,524.16/25,545.60 = 17,166.72/x
  3. Step 3: Cross multiply
    18,524.16x = 25,545.60 × 17,166.72
  4. Step 4: Simplify right side
    18,524.16x = 438,534,162.43
  5. Step 5: Solve for x
    x = 438,534,162.43/18,524.16
  6. Step 6: Final answer
    x = 23,673.63

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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.