Home / 17,422.48-26,140.20-5,735.80

Finding the Fourth Proportional to 17,422.48, 26,140.20 and 5,735.80

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Solution

The fourth proportional to 17,422.48, 26,140.20 and 5,735.80 is: 8,605.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,422.48 : 26,140.20 = 5,735.80 : x
  2. Step 2: Convert to fraction form
    17,422.48/26,140.20 = 5,735.80/x
  3. Step 3: Cross multiply
    17,422.48x = 26,140.20 × 5,735.80
  4. Step 4: Simplify right side
    17,422.48x = 149,934,959.16
  5. Step 5: Solve for x
    x = 149,934,959.16/17,422.48
  6. Step 6: Final answer
    x = 8,605.83

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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.