Home / 10,634.69-15,959.68-8,579.52

Finding the Fourth Proportional to 10,634.69, 15,959.68 and 8,579.52

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Solution

The fourth proportional to 10,634.69, 15,959.68 and 8,579.52 is: 12,875.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,634.69 : 15,959.68 = 8,579.52 : x
  2. Step 2: Convert to fraction form
    10,634.69/15,959.68 = 8,579.52/x
  3. Step 3: Cross multiply
    10,634.69x = 15,959.68 × 8,579.52
  4. Step 4: Simplify right side
    10,634.69x = 136,926,372.30
  5. Step 5: Solve for x
    x = 136,926,372.30/10,634.69
  6. Step 6: Final answer
    x = 12,875.44

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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.