Home / 26,938.38-40,427.01-15,274.38

Finding the Fourth Proportional to 26,938.38, 40,427.01 and 15,274.38

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Solution

The fourth proportional to 26,938.38, 40,427.01 and 15,274.38 is: 22,922.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,938.38 : 40,427.01 = 15,274.38 : x
  2. Step 2: Convert to fraction form
    26,938.38/40,427.01 = 15,274.38/x
  3. Step 3: Cross multiply
    26,938.38x = 40,427.01 × 15,274.38
  4. Step 4: Simplify right side
    26,938.38x = 617,497,513.00
  5. Step 5: Solve for x
    x = 617,497,513.00/26,938.38
  6. Step 6: Final answer
    x = 22,922.59

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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.