Home / 39,951.54-55,132.11-22,046.31

Finding the Fourth Proportional to 39,951.54, 55,132.11 and 22,046.31

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Solution

The fourth proportional to 39,951.54, 55,132.11 and 22,046.31 is: 30,423.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,951.54 : 55,132.11 = 22,046.31 : x
  2. Step 2: Convert to fraction form
    39,951.54/55,132.11 = 22,046.31/x
  3. Step 3: Cross multiply
    39,951.54x = 55,132.11 × 22,046.31
  4. Step 4: Simplify right side
    39,951.54x = 1,215,459,588.01
  5. Step 5: Solve for x
    x = 1,215,459,588.01/39,951.54
  6. Step 6: Final answer
    x = 30,423.35

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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.