Home / 13,200.04-19,709.57-11,251.24

Finding the Fourth Proportional to 13,200.04, 19,709.57 and 11,251.24

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Solution

The fourth proportional to 13,200.04, 19,709.57 and 11,251.24 is: 16,799.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,200.04 : 19,709.57 = 11,251.24 : x
  2. Step 2: Convert to fraction form
    13,200.04/19,709.57 = 11,251.24/x
  3. Step 3: Cross multiply
    13,200.04x = 19,709.57 × 11,251.24
  4. Step 4: Simplify right side
    13,200.04x = 221,757,102.37
  5. Step 5: Solve for x
    x = 221,757,102.37/13,200.04
  6. Step 6: Final answer
    x = 16,799.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.