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Finding the Fourth Proportional to 22,259.62, 33,383.96 and 7,468.21

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Solution

The fourth proportional to 22,259.62, 33,383.96 and 7,468.21 is: 11,200.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,259.62 : 33,383.96 = 7,468.21 : x
  2. Step 2: Convert to fraction form
    22,259.62/33,383.96 = 7,468.21/x
  3. Step 3: Cross multiply
    22,259.62x = 33,383.96 × 7,468.21
  4. Step 4: Simplify right side
    22,259.62x = 249,318,423.91
  5. Step 5: Solve for x
    x = 249,318,423.91/22,259.62
  6. Step 6: Final answer
    x = 11,200.48

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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.