Home / 38,231.26-57,320.70-19,474.98

Finding the Fourth Proportional to 38,231.26, 57,320.70 and 19,474.98

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Solution

The fourth proportional to 38,231.26, 57,320.70 and 19,474.98 is: 29,199.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,231.26 : 57,320.70 = 19,474.98 : x
  2. Step 2: Convert to fraction form
    38,231.26/57,320.70 = 19,474.98/x
  3. Step 3: Cross multiply
    38,231.26x = 57,320.70 × 19,474.98
  4. Step 4: Simplify right side
    38,231.26x = 1,116,319,486.09
  5. Step 5: Solve for x
    x = 1,116,319,486.09/38,231.26
  6. Step 6: Final answer
    x = 29,199.13

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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.