Home / 23,006.78-34,511.88-9,859.22

Finding the Fourth Proportional to 23,006.78, 34,511.88 and 9,859.22

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Solution

The fourth proportional to 23,006.78, 34,511.88 and 9,859.22 is: 14,789.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,006.78 : 34,511.88 = 9,859.22 : x
  2. Step 2: Convert to fraction form
    23,006.78/34,511.88 = 9,859.22/x
  3. Step 3: Cross multiply
    23,006.78x = 34,511.88 × 9,859.22
  4. Step 4: Simplify right side
    23,006.78x = 340,260,217.53
  5. Step 5: Solve for x
    x = 340,260,217.53/23,006.78
  6. Step 6: Final answer
    x = 14,789.56

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1.5x scale

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.