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Finding the Fourth Proportional to 26,679.25, 40,012.80 and 10,041.04

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Solution

The fourth proportional to 26,679.25, 40,012.80 and 10,041.04 is: 15,059.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,679.25 : 40,012.80 = 10,041.04 : x
  2. Step 2: Convert to fraction form
    26,679.25/40,012.80 = 10,041.04/x
  3. Step 3: Cross multiply
    26,679.25x = 40,012.80 × 10,041.04
  4. Step 4: Simplify right side
    26,679.25x = 401,770,125.31
  5. Step 5: Solve for x
    x = 401,770,125.31/26,679.25
  6. Step 6: Final answer
    x = 15,059.27

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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.