Home / 38,383.54-57,590.07-13,426.18

Finding the Fourth Proportional to 38,383.54, 57,590.07 and 13,426.18

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Solution

The fourth proportional to 38,383.54, 57,590.07 and 13,426.18 is: 20,144.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,383.54 : 57,590.07 = 13,426.18 : x
  2. Step 2: Convert to fraction form
    38,383.54/57,590.07 = 13,426.18/x
  3. Step 3: Cross multiply
    38,383.54x = 57,590.07 × 13,426.18
  4. Step 4: Simplify right side
    38,383.54x = 773,214,646.03
  5. Step 5: Solve for x
    x = 773,214,646.03/38,383.54
  6. Step 6: Final answer
    x = 20,144.43

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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.