Home / 37,560.72-51,835.38-21,645.03

Finding the Fourth Proportional to 37,560.72, 51,835.38 and 21,645.03

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Solution

The fourth proportional to 37,560.72, 51,835.38 and 21,645.03 is: 29,871.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,560.72 : 51,835.38 = 21,645.03 : x
  2. Step 2: Convert to fraction form
    37,560.72/51,835.38 = 21,645.03/x
  3. Step 3: Cross multiply
    37,560.72x = 51,835.38 × 21,645.03
  4. Step 4: Simplify right side
    37,560.72x = 1,121,978,355.16
  5. Step 5: Solve for x
    x = 1,121,978,355.16/37,560.72
  6. Step 6: Final answer
    x = 29,871.06

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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.