Home / 38,860.46-58,284.47-13,895.85

Finding the Fourth Proportional to 38,860.46, 58,284.47 and 13,895.85

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Solution

The fourth proportional to 38,860.46, 58,284.47 and 13,895.85 is: 20,841.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,860.46 : 58,284.47 = 13,895.85 : x
  2. Step 2: Convert to fraction form
    38,860.46/58,284.47 = 13,895.85/x
  3. Step 3: Cross multiply
    38,860.46x = 58,284.47 × 13,895.85
  4. Step 4: Simplify right side
    38,860.46x = 809,912,182.97
  5. Step 5: Solve for x
    x = 809,912,182.97/38,860.46
  6. Step 6: Final answer
    x = 20,841.55

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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.