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Finding the Fourth Proportional to 39,881.70, 59,745.96 and 22,298.22

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Solution

The fourth proportional to 39,881.70, 59,745.96 and 22,298.22 is: 33,404.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,881.70 : 59,745.96 = 22,298.22 : x
  2. Step 2: Convert to fraction form
    39,881.70/59,745.96 = 22,298.22/x
  3. Step 3: Cross multiply
    39,881.70x = 59,745.96 × 22,298.22
  4. Step 4: Simplify right side
    39,881.70x = 1,332,228,560.19
  5. Step 5: Solve for x
    x = 1,332,228,560.19/39,881.70
  6. Step 6: Final answer
    x = 33,404.51

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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.