Home / 16,075.20-24,115.37-4,979.28

Finding the Fourth Proportional to 16,075.20, 24,115.37 and 4,979.28

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Solution

The fourth proportional to 16,075.20, 24,115.37 and 4,979.28 is: 7,469.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,075.20 : 24,115.37 = 4,979.28 : x
  2. Step 2: Convert to fraction form
    16,075.20/24,115.37 = 4,979.28/x
  3. Step 3: Cross multiply
    16,075.20x = 24,115.37 × 4,979.28
  4. Step 4: Simplify right side
    16,075.20x = 120,077,154.64
  5. Step 5: Solve for x
    x = 120,077,154.64/16,075.20
  6. Step 6: Final answer
    x = 7,469.71

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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.