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Finding the Fourth Proportional to 15,273.68, 22,913.24 and 7,876.14

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Solution

The fourth proportional to 15,273.68, 22,913.24 and 7,876.14 is: 11,815.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,273.68 : 22,913.24 = 7,876.14 : x
  2. Step 2: Convert to fraction form
    15,273.68/22,913.24 = 7,876.14/x
  3. Step 3: Cross multiply
    15,273.68x = 22,913.24 × 7,876.14
  4. Step 4: Simplify right side
    15,273.68x = 180,467,846.71
  5. Step 5: Solve for x
    x = 180,467,846.71/15,273.68
  6. Step 6: Final answer
    x = 11,815.61

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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.