Home / 26,747.34-40,110.01-8,020.78

Finding the Fourth Proportional to 26,747.34, 40,110.01 and 8,020.78

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Solution

The fourth proportional to 26,747.34, 40,110.01 and 8,020.78 is: 12,027.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,747.34 : 40,110.01 = 8,020.78 : x
  2. Step 2: Convert to fraction form
    26,747.34/40,110.01 = 8,020.78/x
  3. Step 3: Cross multiply
    26,747.34x = 40,110.01 × 8,020.78
  4. Step 4: Simplify right side
    26,747.34x = 321,713,566.01
  5. Step 5: Solve for x
    x = 321,713,566.01/26,747.34
  6. Step 6: Final answer
    x = 12,027.87

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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.