Home / 26,327.60-39,433.80-15,921.20

Finding the Fourth Proportional to 26,327.60, 39,433.80 and 15,921.20

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Solution

The fourth proportional to 26,327.60, 39,433.80 and 15,921.20 is: 23,846.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,327.60 : 39,433.80 = 15,921.20 : x
  2. Step 2: Convert to fraction form
    26,327.60/39,433.80 = 15,921.20/x
  3. Step 3: Cross multiply
    26,327.60x = 39,433.80 × 15,921.20
  4. Step 4: Simplify right side
    26,327.60x = 627,833,416.56
  5. Step 5: Solve for x
    x = 627,833,416.56/26,327.60
  6. Step 6: Final answer
    x = 23,846.97

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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.