Home / 13,025.12-19,529.04-7,184.48

Finding the Fourth Proportional to 13,025.12, 19,529.04 and 7,184.48

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Solution

The fourth proportional to 13,025.12, 19,529.04 and 7,184.48 is: 10,771.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,025.12 : 19,529.04 = 7,184.48 : x
  2. Step 2: Convert to fraction form
    13,025.12/19,529.04 = 7,184.48/x
  3. Step 3: Cross multiply
    13,025.12x = 19,529.04 × 7,184.48
  4. Step 4: Simplify right side
    13,025.12x = 140,305,997.30
  5. Step 5: Solve for x
    x = 140,305,997.30/13,025.12
  6. Step 6: Final answer
    x = 10,771.95

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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.