Home / 11,963.24-16,500.84-10,158.34

Finding the Fourth Proportional to 11,963.24, 16,500.84 and 10,158.34

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Solution

The fourth proportional to 11,963.24, 16,500.84 and 10,158.34 is: 14,011.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,963.24 : 16,500.84 = 10,158.34 : x
  2. Step 2: Convert to fraction form
    11,963.24/16,500.84 = 10,158.34/x
  3. Step 3: Cross multiply
    11,963.24x = 16,500.84 × 10,158.34
  4. Step 4: Simplify right side
    11,963.24x = 167,621,076.76
  5. Step 5: Solve for x
    x = 167,621,076.76/11,963.24
  6. Step 6: Final answer
    x = 14,011.34

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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.