Home / 39,659.44-59,408.16-22,138.60

Finding the Fourth Proportional to 39,659.44, 59,408.16 and 22,138.60

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Solution

The fourth proportional to 39,659.44, 59,408.16 and 22,138.60 is: 33,162.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,659.44 : 59,408.16 = 22,138.60 : x
  2. Step 2: Convert to fraction form
    39,659.44/59,408.16 = 22,138.60/x
  3. Step 3: Cross multiply
    39,659.44x = 59,408.16 × 22,138.60
  4. Step 4: Simplify right side
    39,659.44x = 1,315,213,490.98
  5. Step 5: Solve for x
    x = 1,315,213,490.98/39,659.44
  6. Step 6: Final answer
    x = 33,162.68

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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.