Home / 12,227.04-16,873.29-6,921.72

Finding the Fourth Proportional to 12,227.04, 16,873.29 and 6,921.72

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Solution

The fourth proportional to 12,227.04, 16,873.29 and 6,921.72 is: 9,551.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,227.04 : 16,873.29 = 6,921.72 : x
  2. Step 2: Convert to fraction form
    12,227.04/16,873.29 = 6,921.72/x
  3. Step 3: Cross multiply
    12,227.04x = 16,873.29 × 6,921.72
  4. Step 4: Simplify right side
    12,227.04x = 116,792,188.86
  5. Step 5: Solve for x
    x = 116,792,188.86/12,227.04
  6. Step 6: Final answer
    x = 9,551.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.