Home / 38,004.64-57,005.68-17,213.60

Finding the Fourth Proportional to 38,004.64, 57,005.68 and 17,213.60

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Solution

The fourth proportional to 38,004.64, 57,005.68 and 17,213.60 is: 25,819.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,004.64 : 57,005.68 = 17,213.60 : x
  2. Step 2: Convert to fraction form
    38,004.64/57,005.68 = 17,213.60/x
  3. Step 3: Cross multiply
    38,004.64x = 57,005.68 × 17,213.60
  4. Step 4: Simplify right side
    38,004.64x = 981,272,973.25
  5. Step 5: Solve for x
    x = 981,272,973.25/38,004.64
  6. Step 6: Final answer
    x = 25,819.82

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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.