Home / 26,908.18-40,350.30-11,314.78

Finding the Fourth Proportional to 26,908.18, 40,350.30 and 11,314.78

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Solution

The fourth proportional to 26,908.18, 40,350.30 and 11,314.78 is: 16,967.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,908.18 : 40,350.30 = 11,314.78 : x
  2. Step 2: Convert to fraction form
    26,908.18/40,350.30 = 11,314.78/x
  3. Step 3: Cross multiply
    26,908.18x = 40,350.30 × 11,314.78
  4. Step 4: Simplify right side
    26,908.18x = 456,554,767.43
  5. Step 5: Solve for x
    x = 456,554,767.43/26,908.18
  6. Step 6: Final answer
    x = 16,967.14

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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.