Home / 38,549.43-57,784.76-21,874.24

Finding the Fourth Proportional to 38,549.43, 57,784.76 and 21,874.24

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Solution

The fourth proportional to 38,549.43, 57,784.76 and 21,874.24 is: 32,789.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,549.43 : 57,784.76 = 21,874.24 : x
  2. Step 2: Convert to fraction form
    38,549.43/57,784.76 = 21,874.24/x
  3. Step 3: Cross multiply
    38,549.43x = 57,784.76 × 21,874.24
  4. Step 4: Simplify right side
    38,549.43x = 1,263,997,454.75
  5. Step 5: Solve for x
    x = 1,263,997,454.75/38,549.43
  6. Step 6: Final answer
    x = 32,789.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.