Home / 13,941.41-20,912.15-9,799.95

Finding the Fourth Proportional to 13,941.41, 20,912.15 and 9,799.95

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Solution

The fourth proportional to 13,941.41, 20,912.15 and 9,799.95 is: 14,699.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,941.41 : 20,912.15 = 9,799.95 : x
  2. Step 2: Convert to fraction form
    13,941.41/20,912.15 = 9,799.95/x
  3. Step 3: Cross multiply
    13,941.41x = 20,912.15 × 9,799.95
  4. Step 4: Simplify right side
    13,941.41x = 204,937,923.30
  5. Step 5: Solve for x
    x = 204,937,923.30/13,941.41
  6. Step 6: Final answer
    x = 14,699.94

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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.