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Finding the Fourth Proportional to 22,614.48, 33,924.81 and 7,819.42

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Solution

The fourth proportional to 22,614.48, 33,924.81 and 7,819.42 is: 11,730.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,614.48 : 33,924.81 = 7,819.42 : x
  2. Step 2: Convert to fraction form
    22,614.48/33,924.81 = 7,819.42/x
  3. Step 3: Cross multiply
    22,614.48x = 33,924.81 × 7,819.42
  4. Step 4: Simplify right side
    22,614.48x = 265,272,337.81
  5. Step 5: Solve for x
    x = 265,272,337.81/22,614.48
  6. Step 6: Final answer
    x = 11,730.20

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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.