Home / 39,952.47-55,133.93-22,047.09

Finding the Fourth Proportional to 39,952.47, 55,133.93 and 22,047.09

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Solution

The fourth proportional to 39,952.47, 55,133.93 and 22,047.09 is: 30,424.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,952.47 : 55,133.93 = 22,047.09 : x
  2. Step 2: Convert to fraction form
    39,952.47/55,133.93 = 22,047.09/x
  3. Step 3: Cross multiply
    39,952.47x = 55,133.93 × 22,047.09
  4. Step 4: Simplify right side
    39,952.47x = 1,215,542,565.13
  5. Step 5: Solve for x
    x = 1,215,542,565.13/39,952.47
  6. Step 6: Final answer
    x = 30,424.71

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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.