Home / 38,053.45-57,009.03-31,853.31

Finding the Fourth Proportional to 38,053.45, 57,009.03 and 31,853.31

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Solution

The fourth proportional to 38,053.45, 57,009.03 and 31,853.31 is: 47,720.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,053.45 : 57,009.03 = 31,853.31 : x
  2. Step 2: Convert to fraction form
    38,053.45/57,009.03 = 31,853.31/x
  3. Step 3: Cross multiply
    38,053.45x = 57,009.03 × 31,853.31
  4. Step 4: Simplify right side
    38,053.45x = 1,815,926,305.39
  5. Step 5: Solve for x
    x = 1,815,926,305.39/38,053.45
  6. Step 6: Final answer
    x = 47,720.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.