Home / 26,763.90-40,157.04-11,763.29

Finding the Fourth Proportional to 26,763.90, 40,157.04 and 11,763.29

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Solution

The fourth proportional to 26,763.90, 40,157.04 and 11,763.29 is: 17,649.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,763.90 : 40,157.04 = 11,763.29 : x
  2. Step 2: Convert to fraction form
    26,763.90/40,157.04 = 11,763.29/x
  3. Step 3: Cross multiply
    26,763.90x = 40,157.04 × 11,763.29
  4. Step 4: Simplify right side
    26,763.90x = 472,378,706.28
  5. Step 5: Solve for x
    x = 472,378,706.28/26,763.90
  6. Step 6: Final answer
    x = 17,649.85

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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.