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Finding the Fourth Proportional to 22,216, 33,298.08 and 12,350.56

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Solution

The fourth proportional to 22,216, 33,298.08 and 12,350.56 is: 18,511.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,216 : 33,298.08 = 12,350.56 : x
  2. Step 2: Convert to fraction form
    22,216/33,298.08 = 12,350.56/x
  3. Step 3: Cross multiply
    22,216x = 33,298.08 × 12,350.56
  4. Step 4: Simplify right side
    22,216x = 411,249,934.92
  5. Step 5: Solve for x
    x = 411,249,934.92/22,216
  6. Step 6: Final answer
    x = 18,511.43

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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.