Home / 26,888.88-40,330.20-7,169.04

Finding the Fourth Proportional to 26,888.88, 40,330.20 and 7,169.04

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Solution

The fourth proportional to 26,888.88, 40,330.20 and 7,169.04 is: 10,752.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,888.88 : 40,330.20 = 7,169.04 : x
  2. Step 2: Convert to fraction form
    26,888.88/40,330.20 = 7,169.04/x
  3. Step 3: Cross multiply
    26,888.88x = 40,330.20 × 7,169.04
  4. Step 4: Simplify right side
    26,888.88x = 289,128,817.01
  5. Step 5: Solve for x
    x = 289,128,817.01/26,888.88
  6. Step 6: Final answer
    x = 10,752.73

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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.