Home / 26,812.88-40,219.33-9,273.14

Finding the Fourth Proportional to 26,812.88, 40,219.33 and 9,273.14

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Solution

The fourth proportional to 26,812.88, 40,219.33 and 9,273.14 is: 13,909.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,812.88 : 40,219.33 = 9,273.14 : x
  2. Step 2: Convert to fraction form
    26,812.88/40,219.33 = 9,273.14/x
  3. Step 3: Cross multiply
    26,812.88x = 40,219.33 × 9,273.14
  4. Step 4: Simplify right side
    26,812.88x = 372,959,477.80
  5. Step 5: Solve for x
    x = 372,959,477.80/26,812.88
  6. Step 6: Final answer
    x = 13,909.71

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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.