Home / 25,098.75-34,636.41-13,769.30

Finding the Fourth Proportional to 25,098.75, 34,636.41 and 13,769.30

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Solution

The fourth proportional to 25,098.75, 34,636.41 and 13,769.30 is: 19,001.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,098.75 : 34,636.41 = 13,769.30 : x
  2. Step 2: Convert to fraction form
    25,098.75/34,636.41 = 13,769.30/x
  3. Step 3: Cross multiply
    25,098.75x = 34,636.41 × 13,769.30
  4. Step 4: Simplify right side
    25,098.75x = 476,919,206.80
  5. Step 5: Solve for x
    x = 476,919,206.80/25,098.75
  6. Step 6: Final answer
    x = 19,001.71

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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.