Home / 26,022.35-39,045.60-8,255.81

Finding the Fourth Proportional to 26,022.35, 39,045.60 and 8,255.81

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Solution

The fourth proportional to 26,022.35, 39,045.60 and 8,255.81 is: 12,387.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,022.35 : 39,045.60 = 8,255.81 : x
  2. Step 2: Convert to fraction form
    26,022.35/39,045.60 = 8,255.81/x
  3. Step 3: Cross multiply
    26,022.35x = 39,045.60 × 8,255.81
  4. Step 4: Simplify right side
    26,022.35x = 322,353,054.94
  5. Step 5: Solve for x
    x = 322,353,054.94/26,022.35
  6. Step 6: Final answer
    x = 12,387.55

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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.