Home / 19,222.20-28,833.30-16,841.40

Finding the Fourth Proportional to 19,222.20, 28,833.30 and 16,841.40

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Solution

The fourth proportional to 19,222.20, 28,833.30 and 16,841.40 is: 25,262.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,222.20 : 28,833.30 = 16,841.40 : x
  2. Step 2: Convert to fraction form
    19,222.20/28,833.30 = 16,841.40/x
  3. Step 3: Cross multiply
    19,222.20x = 28,833.30 × 16,841.40
  4. Step 4: Simplify right side
    19,222.20x = 485,593,138.62
  5. Step 5: Solve for x
    x = 485,593,138.62/19,222.20
  6. Step 6: Final answer
    x = 25,262.10

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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.