Home / 26,532.80-39,825.28-20,234.24

Finding the Fourth Proportional to 26,532.80, 39,825.28 and 20,234.24

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Solution

The fourth proportional to 26,532.80, 39,825.28 and 20,234.24 is: 30,371.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,532.80 : 39,825.28 = 20,234.24 : x
  2. Step 2: Convert to fraction form
    26,532.80/39,825.28 = 20,234.24/x
  3. Step 3: Cross multiply
    26,532.80x = 39,825.28 × 20,234.24
  4. Step 4: Simplify right side
    26,532.80x = 805,834,273.59
  5. Step 5: Solve for x
    x = 805,834,273.59/26,532.80
  6. Step 6: Final answer
    x = 30,371.25

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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.