Home / 13,364.46-20,009.70-10,067.76

Finding the Fourth Proportional to 13,364.46, 20,009.70 and 10,067.76

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Solution

The fourth proportional to 13,364.46, 20,009.70 and 10,067.76 is: 15,073.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,364.46 : 20,009.70 = 10,067.76 : x
  2. Step 2: Convert to fraction form
    13,364.46/20,009.70 = 10,067.76/x
  3. Step 3: Cross multiply
    13,364.46x = 20,009.70 × 10,067.76
  4. Step 4: Simplify right side
    13,364.46x = 201,452,857.27
  5. Step 5: Solve for x
    x = 201,452,857.27/13,364.46
  6. Step 6: Final answer
    x = 15,073.77

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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.