Home / 39,997.54-55,207.28-23,003.64

Finding the Fourth Proportional to 39,997.54, 55,207.28 and 23,003.64

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Solution

The fourth proportional to 39,997.54, 55,207.28 and 23,003.64 is: 31,751.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,997.54 : 55,207.28 = 23,003.64 : x
  2. Step 2: Convert to fraction form
    39,997.54/55,207.28 = 23,003.64/x
  3. Step 3: Cross multiply
    39,997.54x = 55,207.28 × 23,003.64
  4. Step 4: Simplify right side
    39,997.54x = 1,269,968,394.50
  5. Step 5: Solve for x
    x = 1,269,968,394.50/39,997.54
  6. Step 6: Final answer
    x = 31,751.16

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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.