Home / 26,991.90-40,458.15-9,452.70

Finding the Fourth Proportional to 26,991.90, 40,458.15 and 9,452.70

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Solution

The fourth proportional to 26,991.90, 40,458.15 and 9,452.70 is: 14,168.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,991.90 : 40,458.15 = 9,452.70 : x
  2. Step 2: Convert to fraction form
    26,991.90/40,458.15 = 9,452.70/x
  3. Step 3: Cross multiply
    26,991.90x = 40,458.15 × 9,452.70
  4. Step 4: Simplify right side
    26,991.90x = 382,438,754.51
  5. Step 5: Solve for x
    x = 382,438,754.51/26,991.90
  6. Step 6: Final answer
    x = 14,168.65

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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.