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Finding the Fourth Proportional to 22,104.80, 33,157.20 and 6,522.40

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Solution

The fourth proportional to 22,104.80, 33,157.20 and 6,522.40 is: 9,783.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,104.80 : 33,157.20 = 6,522.40 : x
  2. Step 2: Convert to fraction form
    22,104.80/33,157.20 = 6,522.40/x
  3. Step 3: Cross multiply
    22,104.80x = 33,157.20 × 6,522.40
  4. Step 4: Simplify right side
    22,104.80x = 216,264,521.28
  5. Step 5: Solve for x
    x = 216,264,521.28/22,104.80
  6. Step 6: Final answer
    x = 9,783.60

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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.