Home / 16,320.20-24,488.40-9,305.60

Finding the Fourth Proportional to 16,320.20, 24,488.40 and 9,305.60

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Solution

The fourth proportional to 16,320.20, 24,488.40 and 9,305.60 is: 13,963.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,320.20 : 24,488.40 = 9,305.60 : x
  2. Step 2: Convert to fraction form
    16,320.20/24,488.40 = 9,305.60/x
  3. Step 3: Cross multiply
    16,320.20x = 24,488.40 × 9,305.60
  4. Step 4: Simplify right side
    16,320.20x = 227,879,255.04
  5. Step 5: Solve for x
    x = 227,879,255.04/16,320.20
  6. Step 6: Final answer
    x = 13,963.02

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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.