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Finding the Fourth Proportional to 22,228, 33,332.28 and 8,897.02

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Solution

The fourth proportional to 22,228, 33,332.28 and 8,897.02 is: 13,341.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,228 : 33,332.28 = 8,897.02 : x
  2. Step 2: Convert to fraction form
    22,228/33,332.28 = 8,897.02/x
  3. Step 3: Cross multiply
    22,228x = 33,332.28 × 8,897.02
  4. Step 4: Simplify right side
    22,228x = 296,557,961.81
  5. Step 5: Solve for x
    x = 296,557,961.81/22,228
  6. Step 6: Final answer
    x = 13,341.64

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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.