Home / 17,177.40-25,758.90-5,487.48

Finding the Fourth Proportional to 17,177.40, 25,758.90 and 5,487.48

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Solution

The fourth proportional to 17,177.40, 25,758.90 and 5,487.48 is: 8,228.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,177.40 : 25,758.90 = 5,487.48 : x
  2. Step 2: Convert to fraction form
    17,177.40/25,758.90 = 5,487.48/x
  3. Step 3: Cross multiply
    17,177.40x = 25,758.90 × 5,487.48
  4. Step 4: Simplify right side
    17,177.40x = 141,351,448.57
  5. Step 5: Solve for x
    x = 141,351,448.57/17,177.40
  6. Step 6: Final answer
    x = 8,228.92

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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.