Home / 17,177.06-25,760.10-5,487.50

Finding the Fourth Proportional to 17,177.06, 25,760.10 and 5,487.50

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Solution

The fourth proportional to 17,177.06, 25,760.10 and 5,487.50 is: 8,229.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,177.06 : 25,760.10 = 5,487.50 : x
  2. Step 2: Convert to fraction form
    17,177.06/25,760.10 = 5,487.50/x
  3. Step 3: Cross multiply
    17,177.06x = 25,760.10 × 5,487.50
  4. Step 4: Simplify right side
    17,177.06x = 141,358,548.75
  5. Step 5: Solve for x
    x = 141,358,548.75/17,177.06
  6. Step 6: Final answer
    x = 8,229.50

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1.5x scale

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.