Home / 37,134.48-51,246.60-21,221.52

Finding the Fourth Proportional to 37,134.48, 51,246.60 and 21,221.52

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Solution

The fourth proportional to 37,134.48, 51,246.60 and 21,221.52 is: 29,286.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,134.48 : 51,246.60 = 21,221.52 : x
  2. Step 2: Convert to fraction form
    37,134.48/51,246.60 = 21,221.52/x
  3. Step 3: Cross multiply
    37,134.48x = 51,246.60 × 21,221.52
  4. Step 4: Simplify right side
    37,134.48x = 1,087,530,746.83
  5. Step 5: Solve for x
    x = 1,087,530,746.83/37,134.48
  6. Step 6: Final answer
    x = 29,286.28

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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.