Home / 19,103.20-28,620.92-16,301.44

Finding the Fourth Proportional to 19,103.20, 28,620.92 and 16,301.44

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Solution

The fourth proportional to 19,103.20, 28,620.92 and 16,301.44 is: 24,423.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,103.20 : 28,620.92 = 16,301.44 : x
  2. Step 2: Convert to fraction form
    19,103.20/28,620.92 = 16,301.44/x
  3. Step 3: Cross multiply
    19,103.20x = 28,620.92 × 16,301.44
  4. Step 4: Simplify right side
    19,103.20x = 466,562,210.12
  5. Step 5: Solve for x
    x = 466,562,210.12/19,103.20
  6. Step 6: Final answer
    x = 24,423.25

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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.