Home / 39,952.89-55,134.68-22,959.09

Finding the Fourth Proportional to 39,952.89, 55,134.68 and 22,959.09

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Solution

The fourth proportional to 39,952.89, 55,134.68 and 22,959.09 is: 31,683.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,952.89 : 55,134.68 = 22,959.09 : x
  2. Step 2: Convert to fraction form
    39,952.89/55,134.68 = 22,959.09/x
  3. Step 3: Cross multiply
    39,952.89x = 55,134.68 × 22,959.09
  4. Step 4: Simplify right side
    39,952.89x = 1,265,841,965.45
  5. Step 5: Solve for x
    x = 1,265,841,965.45/39,952.89
  6. Step 6: Final answer
    x = 31,683.36

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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.