Home / 39,992.28-55,200.05-22,998.39

Finding the Fourth Proportional to 39,992.28, 55,200.05 and 22,998.39

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Solution

The fourth proportional to 39,992.28, 55,200.05 and 22,998.39 is: 31,743.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,992.28 : 55,200.05 = 22,998.39 : x
  2. Step 2: Convert to fraction form
    39,992.28/55,200.05 = 22,998.39/x
  3. Step 3: Cross multiply
    39,992.28x = 55,200.05 × 22,998.39
  4. Step 4: Simplify right side
    39,992.28x = 1,269,512,162.93
  5. Step 5: Solve for x
    x = 1,269,512,162.93/39,992.28
  6. Step 6: Final answer
    x = 31,743.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.