Home / 13,519.20-20,281.13-6,025.42

Finding the Fourth Proportional to 13,519.20, 20,281.13 and 6,025.42

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Solution

The fourth proportional to 13,519.20, 20,281.13 and 6,025.42 is: 9,039.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,519.20 : 20,281.13 = 6,025.42 : x
  2. Step 2: Convert to fraction form
    13,519.20/20,281.13 = 6,025.42/x
  3. Step 3: Cross multiply
    13,519.20x = 20,281.13 × 6,025.42
  4. Step 4: Simplify right side
    13,519.20x = 122,202,326.32
  5. Step 5: Solve for x
    x = 122,202,326.32/13,519.20
  6. Step 6: Final answer
    x = 9,039.17

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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.