Home / 25,170.96-37,769.13-17,822.64

Finding the Fourth Proportional to 25,170.96, 37,769.13 and 17,822.64

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Solution

The fourth proportional to 25,170.96, 37,769.13 and 17,822.64 is: 26,742.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,170.96 : 37,769.13 = 17,822.64 : x
  2. Step 2: Convert to fraction form
    25,170.96/37,769.13 = 17,822.64/x
  3. Step 3: Cross multiply
    25,170.96x = 37,769.13 × 17,822.64
  4. Step 4: Simplify right side
    25,170.96x = 673,145,607.10
  5. Step 5: Solve for x
    x = 673,145,607.10/25,170.96
  6. Step 6: Final answer
    x = 26,742.95

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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.