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Finding the Fourth Proportional to 22,367.64, 33,539.04 and 9,228.90

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Solution

The fourth proportional to 22,367.64, 33,539.04 and 9,228.90 is: 13,838.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,367.64 : 33,539.04 = 9,228.90 : x
  2. Step 2: Convert to fraction form
    22,367.64/33,539.04 = 9,228.90/x
  3. Step 3: Cross multiply
    22,367.64x = 33,539.04 × 9,228.90
  4. Step 4: Simplify right side
    22,367.64x = 309,528,446.26
  5. Step 5: Solve for x
    x = 309,528,446.26/22,367.64
  6. Step 6: Final answer
    x = 13,838.23

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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.