Home / 26,675.22-39,928.95-18,306.30

Finding the Fourth Proportional to 26,675.22, 39,928.95 and 18,306.30

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Solution

The fourth proportional to 26,675.22, 39,928.95 and 18,306.30 is: 27,401.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,675.22 : 39,928.95 = 18,306.30 : x
  2. Step 2: Convert to fraction form
    26,675.22/39,928.95 = 18,306.30/x
  3. Step 3: Cross multiply
    26,675.22x = 39,928.95 × 18,306.30
  4. Step 4: Simplify right side
    26,675.22x = 730,951,487.12
  5. Step 5: Solve for x
    x = 730,951,487.12/26,675.22
  6. Step 6: Final answer
    x = 27,401.89

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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.