Home / 19,189.11-28,781.15-6,041.55

Finding the Fourth Proportional to 19,189.11, 28,781.15 and 6,041.55

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Solution

The fourth proportional to 19,189.11, 28,781.15 and 6,041.55 is: 9,061.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,189.11 : 28,781.15 = 6,041.55 : x
  2. Step 2: Convert to fraction form
    19,189.11/28,781.15 = 6,041.55/x
  3. Step 3: Cross multiply
    19,189.11x = 28,781.15 × 6,041.55
  4. Step 4: Simplify right side
    19,189.11x = 173,882,726.57
  5. Step 5: Solve for x
    x = 173,882,726.57/19,189.11
  6. Step 6: Final answer
    x = 9,061.53

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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.