Home / 26,968.23-40,470.57-9,438.21

Finding the Fourth Proportional to 26,968.23, 40,470.57 and 9,438.21

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Solution

The fourth proportional to 26,968.23, 40,470.57 and 9,438.21 is: 14,163.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,968.23 : 40,470.57 = 9,438.21 : x
  2. Step 2: Convert to fraction form
    26,968.23/40,470.57 = 9,438.21/x
  3. Step 3: Cross multiply
    26,968.23x = 40,470.57 × 9,438.21
  4. Step 4: Simplify right side
    26,968.23x = 381,969,738.48
  5. Step 5: Solve for x
    x = 381,969,738.48/26,968.23
  6. Step 6: Final answer
    x = 14,163.69

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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.