Home / 17,472.88-26,209.40-4,993.12

Finding the Fourth Proportional to 17,472.88, 26,209.40 and 4,993.12

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Solution

The fourth proportional to 17,472.88, 26,209.40 and 4,993.12 is: 7,489.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,472.88 : 26,209.40 = 4,993.12 : x
  2. Step 2: Convert to fraction form
    17,472.88/26,209.40 = 4,993.12/x
  3. Step 3: Cross multiply
    17,472.88x = 26,209.40 × 4,993.12
  4. Step 4: Simplify right side
    17,472.88x = 130,866,679.33
  5. Step 5: Solve for x
    x = 130,866,679.33/17,472.88
  6. Step 6: Final answer
    x = 7,489.70

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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.