Home / 26,822.10-40,233.15-20,601.30

Finding the Fourth Proportional to 26,822.10, 40,233.15 and 20,601.30

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Solution

The fourth proportional to 26,822.10, 40,233.15 and 20,601.30 is: 30,901.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,822.10 : 40,233.15 = 20,601.30 : x
  2. Step 2: Convert to fraction form
    26,822.10/40,233.15 = 20,601.30/x
  3. Step 3: Cross multiply
    26,822.10x = 40,233.15 × 20,601.30
  4. Step 4: Simplify right side
    26,822.10x = 828,855,193.10
  5. Step 5: Solve for x
    x = 828,855,193.10/26,822.10
  6. Step 6: Final answer
    x = 30,901.95

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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.