Home / 26,149.68-39,228.84-15,614.64

Finding the Fourth Proportional to 26,149.68, 39,228.84 and 15,614.64

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Solution

The fourth proportional to 26,149.68, 39,228.84 and 15,614.64 is: 23,424.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,149.68 : 39,228.84 = 15,614.64 : x
  2. Step 2: Convert to fraction form
    26,149.68/39,228.84 = 15,614.64/x
  3. Step 3: Cross multiply
    26,149.68x = 39,228.84 × 15,614.64
  4. Step 4: Simplify right side
    26,149.68x = 612,544,214.22
  5. Step 5: Solve for x
    x = 612,544,214.22/26,149.68
  6. Step 6: Final answer
    x = 23,424.54

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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.