Home / 23,106.96-34,493.29-20,304.45

Finding the Fourth Proportional to 23,106.96, 34,493.29 and 20,304.45

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Solution

The fourth proportional to 23,106.96, 34,493.29 and 20,304.45 is: 30,309.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,106.96 : 34,493.29 = 20,304.45 : x
  2. Step 2: Convert to fraction form
    23,106.96/34,493.29 = 20,304.45/x
  3. Step 3: Cross multiply
    23,106.96x = 34,493.29 × 20,304.45
  4. Step 4: Simplify right side
    23,106.96x = 700,367,231.38
  5. Step 5: Solve for x
    x = 700,367,231.38/23,106.96
  6. Step 6: Final answer
    x = 30,309.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.