Home / 26,955.89-40,428.26-7,229.75

Finding the Fourth Proportional to 26,955.89, 40,428.26 and 7,229.75

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Solution

The fourth proportional to 26,955.89, 40,428.26 and 7,229.75 is: 10,843.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,955.89 : 40,428.26 = 7,229.75 : x
  2. Step 2: Convert to fraction form
    26,955.89/40,428.26 = 7,229.75/x
  3. Step 3: Cross multiply
    26,955.89x = 40,428.26 × 7,229.75
  4. Step 4: Simplify right side
    26,955.89x = 292,286,176.59
  5. Step 5: Solve for x
    x = 292,286,176.59/26,955.89
  6. Step 6: Final answer
    x = 10,843.13

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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.