Home / 39,958.44-55,111.48-25,619.64

Finding the Fourth Proportional to 39,958.44, 55,111.48 and 25,619.64

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Solution

The fourth proportional to 39,958.44, 55,111.48 and 25,619.64 is: 35,335.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,958.44 : 55,111.48 = 25,619.64 : x
  2. Step 2: Convert to fraction form
    39,958.44/55,111.48 = 25,619.64/x
  3. Step 3: Cross multiply
    39,958.44x = 55,111.48 × 25,619.64
  4. Step 4: Simplify right side
    39,958.44x = 1,411,936,277.47
  5. Step 5: Solve for x
    x = 1,411,936,277.47/39,958.44
  6. Step 6: Final answer
    x = 35,335.12

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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.