Home / 26,500.04-39,749.65-6,778.43

Finding the Fourth Proportional to 26,500.04, 39,749.65 and 6,778.43

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Solution

The fourth proportional to 26,500.04, 39,749.65 and 6,778.43 is: 10,167.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,500.04 : 39,749.65 = 6,778.43 : x
  2. Step 2: Convert to fraction form
    26,500.04/39,749.65 = 6,778.43/x
  3. Step 3: Cross multiply
    26,500.04x = 39,749.65 × 6,778.43
  4. Step 4: Simplify right side
    26,500.04x = 269,440,220.05
  5. Step 5: Solve for x
    x = 269,440,220.05/26,500.04
  6. Step 6: Final answer
    x = 10,167.54

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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.