Home / 38,133.96-57,208.59-13,174.92

Finding the Fourth Proportional to 38,133.96, 57,208.59 and 13,174.92

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Solution

The fourth proportional to 38,133.96, 57,208.59 and 13,174.92 is: 19,765.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,133.96 : 57,208.59 = 13,174.92 : x
  2. Step 2: Convert to fraction form
    38,133.96/57,208.59 = 13,174.92/x
  3. Step 3: Cross multiply
    38,133.96x = 57,208.59 × 13,174.92
  4. Step 4: Simplify right side
    38,133.96x = 753,718,596.56
  5. Step 5: Solve for x
    x = 753,718,596.56/38,133.96
  6. Step 6: Final answer
    x = 19,765.02

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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.