Home / 26,167.38-39,222.55-12,849.54

Finding the Fourth Proportional to 26,167.38, 39,222.55 and 12,849.54

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Solution

The fourth proportional to 26,167.38, 39,222.55 and 12,849.54 is: 19,260.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,167.38 : 39,222.55 = 12,849.54 : x
  2. Step 2: Convert to fraction form
    26,167.38/39,222.55 = 12,849.54/x
  3. Step 3: Cross multiply
    26,167.38x = 39,222.55 × 12,849.54
  4. Step 4: Simplify right side
    26,167.38x = 503,991,630.24
  5. Step 5: Solve for x
    x = 503,991,630.24/26,167.38
  6. Step 6: Final answer
    x = 19,260.30

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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.