Home / 38,956.80-53,760.96-22,189.44

Finding the Fourth Proportional to 38,956.80, 53,760.96 and 22,189.44

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Solution

The fourth proportional to 38,956.80, 53,760.96 and 22,189.44 is: 30,621.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,956.80 : 53,760.96 = 22,189.44 : x
  2. Step 2: Convert to fraction form
    38,956.80/53,760.96 = 22,189.44/x
  3. Step 3: Cross multiply
    38,956.80x = 53,760.96 × 22,189.44
  4. Step 4: Simplify right side
    38,956.80x = 1,192,925,596.26
  5. Step 5: Solve for x
    x = 1,192,925,596.26/38,956.80
  6. Step 6: Final answer
    x = 30,621.76

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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.