Home / 12,633.62-18,952.47-5,616.05

Finding the Fourth Proportional to 12,633.62, 18,952.47 and 5,616.05

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Solution

The fourth proportional to 12,633.62, 18,952.47 and 5,616.05 is: 8,424.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,633.62 : 18,952.47 = 5,616.05 : x
  2. Step 2: Convert to fraction form
    12,633.62/18,952.47 = 5,616.05/x
  3. Step 3: Cross multiply
    12,633.62x = 18,952.47 × 5,616.05
  4. Step 4: Simplify right side
    12,633.62x = 106,437,924.38
  5. Step 5: Solve for x
    x = 106,437,924.38/12,633.62
  6. Step 6: Final answer
    x = 8,424.98

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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.