Home / 22,120-30,527.04-14,669.44

Finding the Fourth Proportional to 22,120, 30,527.04 and 14,669.44

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Solution

The fourth proportional to 22,120, 30,527.04 and 14,669.44 is: 20,244.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,120 : 30,527.04 = 14,669.44 : x
  2. Step 2: Convert to fraction form
    22,120/30,527.04 = 14,669.44/x
  3. Step 3: Cross multiply
    22,120x = 30,527.04 × 14,669.44
  4. Step 4: Simplify right side
    22,120x = 447,814,581.66
  5. Step 5: Solve for x
    x = 447,814,581.66/22,120
  6. Step 6: Final answer
    x = 20,244.78

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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.