Home / 26,762.28-40,121.54-10,112.88

Finding the Fourth Proportional to 26,762.28, 40,121.54 and 10,112.88

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Solution

The fourth proportional to 26,762.28, 40,121.54 and 10,112.88 is: 15,161.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,762.28 : 40,121.54 = 10,112.88 : x
  2. Step 2: Convert to fraction form
    26,762.28/40,121.54 = 10,112.88/x
  3. Step 3: Cross multiply
    26,762.28x = 40,121.54 × 10,112.88
  4. Step 4: Simplify right side
    26,762.28x = 405,744,319.44
  5. Step 5: Solve for x
    x = 405,744,319.44/26,762.28
  6. Step 6: Final answer
    x = 15,161.05

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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.