Home / 34,806.16-52,207.40-21,481.68

Finding the Fourth Proportional to 34,806.16, 52,207.40 and 21,481.68

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Solution

The fourth proportional to 34,806.16, 52,207.40 and 21,481.68 is: 32,221.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,806.16 : 52,207.40 = 21,481.68 : x
  2. Step 2: Convert to fraction form
    34,806.16/52,207.40 = 21,481.68/x
  3. Step 3: Cross multiply
    34,806.16x = 52,207.40 × 21,481.68
  4. Step 4: Simplify right side
    34,806.16x = 1,121,502,660.43
  5. Step 5: Solve for x
    x = 1,121,502,660.43/34,806.16
  6. Step 6: Final answer
    x = 32,221.38

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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.