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Finding the Fourth Proportional to 22,050.80, 33,043.80 and 8,880.20

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Solution

The fourth proportional to 22,050.80, 33,043.80 and 8,880.20 is: 13,307.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,050.80 : 33,043.80 = 8,880.20 : x
  2. Step 2: Convert to fraction form
    22,050.80/33,043.80 = 8,880.20/x
  3. Step 3: Cross multiply
    22,050.80x = 33,043.80 × 8,880.20
  4. Step 4: Simplify right side
    22,050.80x = 293,435,552.76
  5. Step 5: Solve for x
    x = 293,435,552.76/22,050.80
  6. Step 6: Final answer
    x = 13,307.25

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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.