Home / 26,144.68-39,176.70-12,277.48

Finding the Fourth Proportional to 26,144.68, 39,176.70 and 12,277.48

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Solution

The fourth proportional to 26,144.68, 39,176.70 and 12,277.48 is: 18,397.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,144.68 : 39,176.70 = 12,277.48 : x
  2. Step 2: Convert to fraction form
    26,144.68/39,176.70 = 12,277.48/x
  3. Step 3: Cross multiply
    26,144.68x = 39,176.70 × 12,277.48
  4. Step 4: Simplify right side
    26,144.68x = 480,991,150.72
  5. Step 5: Solve for x
    x = 480,991,150.72/26,144.68
  6. Step 6: Final answer
    x = 18,397.29

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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.