Home / 38,860.46-58,284.48-13,895.86

Finding the Fourth Proportional to 38,860.46, 58,284.48 and 13,895.86

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Solution

The fourth proportional to 38,860.46, 58,284.48 and 13,895.86 is: 20,841.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,860.46 : 58,284.48 = 13,895.86 : x
  2. Step 2: Convert to fraction form
    38,860.46/58,284.48 = 13,895.86/x
  3. Step 3: Cross multiply
    38,860.46x = 58,284.48 × 13,895.86
  4. Step 4: Simplify right side
    38,860.46x = 809,912,974.25
  5. Step 5: Solve for x
    x = 809,912,974.25/38,860.46
  6. Step 6: Final answer
    x = 20,841.57

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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.