Home / 39,959.01-55,145.27-22,968.75

Finding the Fourth Proportional to 39,959.01, 55,145.27 and 22,968.75

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Solution

The fourth proportional to 39,959.01, 55,145.27 and 22,968.75 is: 31,697.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,959.01 : 55,145.27 = 22,968.75 : x
  2. Step 2: Convert to fraction form
    39,959.01/55,145.27 = 22,968.75/x
  3. Step 3: Cross multiply
    39,959.01x = 55,145.27 × 22,968.75
  4. Step 4: Simplify right side
    39,959.01x = 1,266,617,920.31
  5. Step 5: Solve for x
    x = 1,266,617,920.31/39,959.01
  6. Step 6: Final answer
    x = 31,697.93

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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.