Home / 20,029.17-30,043.72-7,551.99

Finding the Fourth Proportional to 20,029.17, 30,043.72 and 7,551.99

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Solution

The fourth proportional to 20,029.17, 30,043.72 and 7,551.99 is: 11,327.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,029.17 : 30,043.72 = 7,551.99 : x
  2. Step 2: Convert to fraction form
    20,029.17/30,043.72 = 7,551.99/x
  3. Step 3: Cross multiply
    20,029.17x = 30,043.72 × 7,551.99
  4. Step 4: Simplify right side
    20,029.17x = 226,889,854.12
  5. Step 5: Solve for x
    x = 226,889,854.12/20,029.17
  6. Step 6: Final answer
    x = 11,327.97

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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.