Home / 12,463.94-18,686.04-6,220.73

Finding the Fourth Proportional to 12,463.94, 18,686.04 and 6,220.73

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Solution

The fourth proportional to 12,463.94, 18,686.04 and 6,220.73 is: 9,326.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,463.94 : 18,686.04 = 6,220.73 : x
  2. Step 2: Convert to fraction form
    12,463.94/18,686.04 = 6,220.73/x
  3. Step 3: Cross multiply
    12,463.94x = 18,686.04 × 6,220.73
  4. Step 4: Simplify right side
    12,463.94x = 116,240,848.33
  5. Step 5: Solve for x
    x = 116,240,848.33/12,463.94
  6. Step 6: Final answer
    x = 9,326.18

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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.