Home / 12,329.74-18,497.66-4,932.22

Finding the Fourth Proportional to 12,329.74, 18,497.66 and 4,932.22

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Solution

The fourth proportional to 12,329.74, 18,497.66 and 4,932.22 is: 7,399.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,329.74 : 18,497.66 = 4,932.22 : x
  2. Step 2: Convert to fraction form
    12,329.74/18,497.66 = 4,932.22/x
  3. Step 3: Cross multiply
    12,329.74x = 18,497.66 × 4,932.22
  4. Step 4: Simplify right side
    12,329.74x = 91,234,528.61
  5. Step 5: Solve for x
    x = 91,234,528.61/12,329.74
  6. Step 6: Final answer
    x = 7,399.55

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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.