Home / 36,132.42-49,862.73-20,216.88

Finding the Fourth Proportional to 36,132.42, 49,862.73 and 20,216.88

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Solution

The fourth proportional to 36,132.42, 49,862.73 and 20,216.88 is: 27,899.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,132.42 : 49,862.73 = 20,216.88 : x
  2. Step 2: Convert to fraction form
    36,132.42/49,862.73 = 20,216.88/x
  3. Step 3: Cross multiply
    36,132.42x = 49,862.73 × 20,216.88
  4. Step 4: Simplify right side
    36,132.42x = 1,008,068,828.88
  5. Step 5: Solve for x
    x = 1,008,068,828.88/36,132.42
  6. Step 6: Final answer
    x = 27,899.29

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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.