Home / 34,307.52-51,418.21-18,511.91

Finding the Fourth Proportional to 34,307.52, 51,418.21 and 18,511.91

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Solution

The fourth proportional to 34,307.52, 51,418.21 and 18,511.91 is: 27,744.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,307.52 : 51,418.21 = 18,511.91 : x
  2. Step 2: Convert to fraction form
    34,307.52/51,418.21 = 18,511.91/x
  3. Step 3: Cross multiply
    34,307.52x = 51,418.21 × 18,511.91
  4. Step 4: Simplify right side
    34,307.52x = 951,849,200.04
  5. Step 5: Solve for x
    x = 951,849,200.04/34,307.52
  6. Step 6: Final answer
    x = 27,744.63

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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.