Home / 17,187.27-25,780.92-4,707.42

Finding the Fourth Proportional to 17,187.27, 25,780.92 and 4,707.42

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Solution

The fourth proportional to 17,187.27, 25,780.92 and 4,707.42 is: 7,061.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,187.27 : 25,780.92 = 4,707.42 : x
  2. Step 2: Convert to fraction form
    17,187.27/25,780.92 = 4,707.42/x
  3. Step 3: Cross multiply
    17,187.27x = 25,780.92 × 4,707.42
  4. Step 4: Simplify right side
    17,187.27x = 121,361,618.43
  5. Step 5: Solve for x
    x = 121,361,618.43/17,187.27
  6. Step 6: Final answer
    x = 7,061.13

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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.