Home / 39,221.70-54,121.82-23,303.99

Finding the Fourth Proportional to 39,221.70, 54,121.82 and 23,303.99

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Solution

The fourth proportional to 39,221.70, 54,121.82 and 23,303.99 is: 32,157.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,221.70 : 54,121.82 = 23,303.99 : x
  2. Step 2: Convert to fraction form
    39,221.70/54,121.82 = 23,303.99/x
  3. Step 3: Cross multiply
    39,221.70x = 54,121.82 × 23,303.99
  4. Step 4: Simplify right side
    39,221.70x = 1,261,253,964.93
  5. Step 5: Solve for x
    x = 1,261,253,964.93/39,221.70
  6. Step 6: Final answer
    x = 32,157.04

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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.