Home / 12,392.93-18,571.91-9,606.56

Finding the Fourth Proportional to 12,392.93, 18,571.91 and 9,606.56

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Solution

The fourth proportional to 12,392.93, 18,571.91 and 9,606.56 is: 14,396.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,392.93 : 18,571.91 = 9,606.56 : x
  2. Step 2: Convert to fraction form
    12,392.93/18,571.91 = 9,606.56/x
  3. Step 3: Cross multiply
    12,392.93x = 18,571.91 × 9,606.56
  4. Step 4: Simplify right side
    12,392.93x = 178,412,026.84
  5. Step 5: Solve for x
    x = 178,412,026.84/12,392.93
  6. Step 6: Final answer
    x = 14,396.28

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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.