Home / 25,195.11-37,740.81-14,781.75

Finding the Fourth Proportional to 25,195.11, 37,740.81 and 14,781.75

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Solution

The fourth proportional to 25,195.11, 37,740.81 and 14,781.75 is: 22,142.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,195.11 : 37,740.81 = 14,781.75 : x
  2. Step 2: Convert to fraction form
    25,195.11/37,740.81 = 14,781.75/x
  3. Step 3: Cross multiply
    25,195.11x = 37,740.81 × 14,781.75
  4. Step 4: Simplify right side
    25,195.11x = 557,875,218.22
  5. Step 5: Solve for x
    x = 557,875,218.22/25,195.11
  6. Step 6: Final answer
    x = 22,142.20

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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.