Home / 38,243.73-52,777.94-21,247.91

Finding the Fourth Proportional to 38,243.73, 52,777.94 and 21,247.91

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Solution

The fourth proportional to 38,243.73, 52,777.94 and 21,247.91 is: 29,323.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,243.73 : 52,777.94 = 21,247.91 : x
  2. Step 2: Convert to fraction form
    38,243.73/52,777.94 = 21,247.91/x
  3. Step 3: Cross multiply
    38,243.73x = 52,777.94 × 21,247.91
  4. Step 4: Simplify right side
    38,243.73x = 1,121,420,919.11
  5. Step 5: Solve for x
    x = 1,121,420,919.11/38,243.73
  6. Step 6: Final answer
    x = 29,323.00

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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.