Home / 38,104.09-57,135.25-11,801.53

Finding the Fourth Proportional to 38,104.09, 57,135.25 and 11,801.53

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Solution

The fourth proportional to 38,104.09, 57,135.25 and 11,801.53 is: 17,695.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,104.09 : 57,135.25 = 11,801.53 : x
  2. Step 2: Convert to fraction form
    38,104.09/57,135.25 = 11,801.53/x
  3. Step 3: Cross multiply
    38,104.09x = 57,135.25 × 11,801.53
  4. Step 4: Simplify right side
    38,104.09x = 674,283,022.25
  5. Step 5: Solve for x
    x = 674,283,022.25/38,104.09
  6. Step 6: Final answer
    x = 17,695.82

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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.