Home / 37,789.56-52,153.00-20,797.11

Finding the Fourth Proportional to 37,789.56, 52,153.00 and 20,797.11

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Solution

The fourth proportional to 37,789.56, 52,153.00 and 20,797.11 is: 28,701.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,789.56 : 52,153.00 = 20,797.11 : x
  2. Step 2: Convert to fraction form
    37,789.56/52,153.00 = 20,797.11/x
  3. Step 3: Cross multiply
    37,789.56x = 52,153.00 × 20,797.11
  4. Step 4: Simplify right side
    37,789.56x = 1,084,631,625.84
  5. Step 5: Solve for x
    x = 1,084,631,625.84/37,789.56
  6. Step 6: Final answer
    x = 28,701.89

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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.