Home / 39,480.12-54,456.60-23,553.84

Finding the Fourth Proportional to 39,480.12, 54,456.60 and 23,553.84

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Solution

The fourth proportional to 39,480.12, 54,456.60 and 23,553.84 is: 32,488.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,480.12 : 54,456.60 = 23,553.84 : x
  2. Step 2: Convert to fraction form
    39,480.12/54,456.60 = 23,553.84/x
  3. Step 3: Cross multiply
    39,480.12x = 54,456.60 × 23,553.84
  4. Step 4: Simplify right side
    39,480.12x = 1,282,662,043.34
  5. Step 5: Solve for x
    x = 1,282,662,043.34/39,480.12
  6. Step 6: Final answer
    x = 32,488.81

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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.