Home / 25,096.20-34,632.81-13,765.80

Finding the Fourth Proportional to 25,096.20, 34,632.81 and 13,765.80

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Solution

The fourth proportional to 25,096.20, 34,632.81 and 13,765.80 is: 18,996.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,096.20 : 34,632.81 = 13,765.80 : x
  2. Step 2: Convert to fraction form
    25,096.20/34,632.81 = 13,765.80/x
  3. Step 3: Cross multiply
    25,096.20x = 34,632.81 × 13,765.80
  4. Step 4: Simplify right side
    25,096.20x = 476,748,335.90
  5. Step 5: Solve for x
    x = 476,748,335.90/25,096.20
  6. Step 6: Final answer
    x = 18,996.83

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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.