Home / 22,251.51-30,706.98-12,179.92

Finding the Fourth Proportional to 22,251.51, 30,706.98 and 12,179.92

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Solution

The fourth proportional to 22,251.51, 30,706.98 and 12,179.92 is: 16,808.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,251.51 : 30,706.98 = 12,179.92 : x
  2. Step 2: Convert to fraction form
    22,251.51/30,706.98 = 12,179.92/x
  3. Step 3: Cross multiply
    22,251.51x = 30,706.98 × 12,179.92
  4. Step 4: Simplify right side
    22,251.51x = 374,008,559.84
  5. Step 5: Solve for x
    x = 374,008,559.84/22,251.51
  6. Step 6: Final answer
    x = 16,808.23

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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.