Home / 38,661.97-53,351.01-22,743.37

Finding the Fourth Proportional to 38,661.97, 53,351.01 and 22,743.37

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Solution

The fourth proportional to 38,661.97, 53,351.01 and 22,743.37 is: 31,384.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,661.97 : 53,351.01 = 22,743.37 : x
  2. Step 2: Convert to fraction form
    38,661.97/53,351.01 = 22,743.37/x
  3. Step 3: Cross multiply
    38,661.97x = 53,351.01 × 22,743.37
  4. Step 4: Simplify right side
    38,661.97x = 1,213,381,760.30
  5. Step 5: Solve for x
    x = 1,213,381,760.30/38,661.97
  6. Step 6: Final answer
    x = 31,384.37

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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.