Home / 14,907.24-20,571.85-8,101.19

Finding the Fourth Proportional to 14,907.24, 20,571.85 and 8,101.19

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Solution

The fourth proportional to 14,907.24, 20,571.85 and 8,101.19 is: 11,179.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,907.24 : 20,571.85 = 8,101.19 : x
  2. Step 2: Convert to fraction form
    14,907.24/20,571.85 = 8,101.19/x
  3. Step 3: Cross multiply
    14,907.24x = 20,571.85 × 8,101.19
  4. Step 4: Simplify right side
    14,907.24x = 166,656,446.41
  5. Step 5: Solve for x
    x = 166,656,446.41/14,907.24
  6. Step 6: Final answer
    x = 11,179.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.