Home / 34,508.45-51,828.29-21,452.06

Finding the Fourth Proportional to 34,508.45, 51,828.29 and 21,452.06

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Solution

The fourth proportional to 34,508.45, 51,828.29 and 21,452.06 is: 32,218.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,508.45 : 51,828.29 = 21,452.06 : x
  2. Step 2: Convert to fraction form
    34,508.45/51,828.29 = 21,452.06/x
  3. Step 3: Cross multiply
    34,508.45x = 51,828.29 × 21,452.06
  4. Step 4: Simplify right side
    34,508.45x = 1,111,823,769.98
  5. Step 5: Solve for x
    x = 1,111,823,769.98/34,508.45
  6. Step 6: Final answer
    x = 32,218.88

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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.