Home / 26,998.20-40,509.45-9,480.60

Finding the Fourth Proportional to 26,998.20, 40,509.45 and 9,480.60

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Solution

The fourth proportional to 26,998.20, 40,509.45 and 9,480.60 is: 14,225.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,998.20 : 40,509.45 = 9,480.60 : x
  2. Step 2: Convert to fraction form
    26,998.20/40,509.45 = 9,480.60/x
  3. Step 3: Cross multiply
    26,998.20x = 40,509.45 × 9,480.60
  4. Step 4: Simplify right side
    26,998.20x = 384,053,891.67
  5. Step 5: Solve for x
    x = 384,053,891.67/26,998.20
  6. Step 6: Final answer
    x = 14,225.17

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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.