Home / 20,022.98-30,013.97-7,534.31

Finding the Fourth Proportional to 20,022.98, 30,013.97 and 7,534.31

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Solution

The fourth proportional to 20,022.98, 30,013.97 and 7,534.31 is: 11,293.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,022.98 : 30,013.97 = 7,534.31 : x
  2. Step 2: Convert to fraction form
    20,022.98/30,013.97 = 7,534.31/x
  3. Step 3: Cross multiply
    20,022.98x = 30,013.97 × 7,534.31
  4. Step 4: Simplify right side
    20,022.98x = 226,134,366.57
  5. Step 5: Solve for x
    x = 226,134,366.57/20,022.98
  6. Step 6: Final answer
    x = 11,293.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.