Home / 38,265.88-57,398.74-10,185.94

Finding the Fourth Proportional to 38,265.88, 57,398.74 and 10,185.94

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Solution

The fourth proportional to 38,265.88, 57,398.74 and 10,185.94 is: 15,278.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,265.88 : 57,398.74 = 10,185.94 : x
  2. Step 2: Convert to fraction form
    38,265.88/57,398.74 = 10,185.94/x
  3. Step 3: Cross multiply
    38,265.88x = 57,398.74 × 10,185.94
  4. Step 4: Simplify right side
    38,265.88x = 584,660,121.72
  5. Step 5: Solve for x
    x = 584,660,121.72/38,265.88
  6. Step 6: Final answer
    x = 15,278.89

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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.