Home / 39,996.54-55,205.90-23,002.64

Finding the Fourth Proportional to 39,996.54, 55,205.90 and 23,002.64

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Solution

The fourth proportional to 39,996.54, 55,205.90 and 23,002.64 is: 31,749.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,996.54 : 55,205.90 = 23,002.64 : x
  2. Step 2: Convert to fraction form
    39,996.54/55,205.90 = 23,002.64/x
  3. Step 3: Cross multiply
    39,996.54x = 55,205.90 × 23,002.64
  4. Step 4: Simplify right side
    39,996.54x = 1,269,881,443.58
  5. Step 5: Solve for x
    x = 1,269,881,443.58/39,996.54
  6. Step 6: Final answer
    x = 31,749.78

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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.