Home / 12,601.08-18,908.82-12,571.56

Finding the Fourth Proportional to 12,601.08, 18,908.82 and 12,571.56

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Solution

The fourth proportional to 12,601.08, 18,908.82 and 12,571.56 is: 18,864.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,601.08 : 18,908.82 = 12,571.56 : x
  2. Step 2: Convert to fraction form
    12,601.08/18,908.82 = 12,571.56/x
  3. Step 3: Cross multiply
    12,601.08x = 18,908.82 × 12,571.56
  4. Step 4: Simplify right side
    12,601.08x = 237,713,365.16
  5. Step 5: Solve for x
    x = 237,713,365.16/12,601.08
  6. Step 6: Final answer
    x = 18,864.52

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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.