Home / 26,757.08-40,122.12-15,667.28

Finding the Fourth Proportional to 26,757.08, 40,122.12 and 15,667.28

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Solution

The fourth proportional to 26,757.08, 40,122.12 and 15,667.28 is: 23,493.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,757.08 : 40,122.12 = 15,667.28 : x
  2. Step 2: Convert to fraction form
    26,757.08/40,122.12 = 15,667.28/x
  3. Step 3: Cross multiply
    26,757.08x = 40,122.12 × 15,667.28
  4. Step 4: Simplify right side
    26,757.08x = 628,604,488.23
  5. Step 5: Solve for x
    x = 628,604,488.23/26,757.08
  6. Step 6: Final answer
    x = 23,493.02

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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.