Home / 26,812.80-40,197.33-18,064.80

Finding the Fourth Proportional to 26,812.80, 40,197.33 and 18,064.80

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Solution

The fourth proportional to 26,812.80, 40,197.33 and 18,064.80 is: 27,082.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,812.80 : 40,197.33 = 18,064.80 : x
  2. Step 2: Convert to fraction form
    26,812.80/40,197.33 = 18,064.80/x
  3. Step 3: Cross multiply
    26,812.80x = 40,197.33 × 18,064.80
  4. Step 4: Simplify right side
    26,812.80x = 726,156,726.98
  5. Step 5: Solve for x
    x = 726,156,726.98/26,812.80
  6. Step 6: Final answer
    x = 27,082.47

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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.