Home / 38,634.32-57,951.48-21,094.58

Finding the Fourth Proportional to 38,634.32, 57,951.48 and 21,094.58

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Solution

The fourth proportional to 38,634.32, 57,951.48 and 21,094.58 is: 31,641.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,634.32 : 57,951.48 = 21,094.58 : x
  2. Step 2: Convert to fraction form
    38,634.32/57,951.48 = 21,094.58/x
  3. Step 3: Cross multiply
    38,634.32x = 57,951.48 × 21,094.58
  4. Step 4: Simplify right side
    38,634.32x = 1,222,461,933.36
  5. Step 5: Solve for x
    x = 1,222,461,933.36/38,634.32
  6. Step 6: Final answer
    x = 31,641.87

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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.