Home / 26,882.06-40,309.23-12,078.23

Finding the Fourth Proportional to 26,882.06, 40,309.23 and 12,078.23

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Solution

The fourth proportional to 26,882.06, 40,309.23 and 12,078.23 is: 18,111.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,882.06 : 40,309.23 = 12,078.23 : x
  2. Step 2: Convert to fraction form
    26,882.06/40,309.23 = 12,078.23/x
  3. Step 3: Cross multiply
    26,882.06x = 40,309.23 × 12,078.23
  4. Step 4: Simplify right side
    26,882.06x = 486,864,151.06
  5. Step 5: Solve for x
    x = 486,864,151.06/26,882.06
  6. Step 6: Final answer
    x = 18,111.12

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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.