Home / 39,959.51-55,145.96-22,969.26

Finding the Fourth Proportional to 39,959.51, 55,145.96 and 22,969.26

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Solution

The fourth proportional to 39,959.51, 55,145.96 and 22,969.26 is: 31,698.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,959.51 : 55,145.96 = 22,969.26 : x
  2. Step 2: Convert to fraction form
    39,959.51/55,145.96 = 22,969.26/x
  3. Step 3: Cross multiply
    39,959.51x = 55,145.96 × 22,969.26
  4. Step 4: Simplify right side
    39,959.51x = 1,266,661,778.34
  5. Step 5: Solve for x
    x = 1,266,661,778.34/39,959.51
  6. Step 6: Final answer
    x = 31,698.64

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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.