Home / 37,568.13-51,832.28-21,650.42

Finding the Fourth Proportional to 37,568.13, 51,832.28 and 21,650.42

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Solution

The fourth proportional to 37,568.13, 51,832.28 and 21,650.42 is: 29,870.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,568.13 : 51,832.28 = 21,650.42 : x
  2. Step 2: Convert to fraction form
    37,568.13/51,832.28 = 21,650.42/x
  3. Step 3: Cross multiply
    37,568.13x = 51,832.28 × 21,650.42
  4. Step 4: Simplify right side
    37,568.13x = 1,122,190,426.52
  5. Step 5: Solve for x
    x = 1,122,190,426.52/37,568.13
  6. Step 6: Final answer
    x = 29,870.81

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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.