Home / 20,029.61-30,044.48-7,546.28

Finding the Fourth Proportional to 20,029.61, 30,044.48 and 7,546.28

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Solution

The fourth proportional to 20,029.61, 30,044.48 and 7,546.28 is: 11,319.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,029.61 : 30,044.48 = 7,546.28 : x
  2. Step 2: Convert to fraction form
    20,029.61/30,044.48 = 7,546.28/x
  3. Step 3: Cross multiply
    20,029.61x = 30,044.48 × 7,546.28
  4. Step 4: Simplify right side
    20,029.61x = 226,723,870.58
  5. Step 5: Solve for x
    x = 226,723,870.58/20,029.61
  6. Step 6: Final answer
    x = 11,319.43

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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.