Home / 13,232.36-19,838.82-6,311.72

Finding the Fourth Proportional to 13,232.36, 19,838.82 and 6,311.72

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Solution

The fourth proportional to 13,232.36, 19,838.82 and 6,311.72 is: 9,462.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,232.36 : 19,838.82 = 6,311.72 : x
  2. Step 2: Convert to fraction form
    13,232.36/19,838.82 = 6,311.72/x
  3. Step 3: Cross multiply
    13,232.36x = 19,838.82 × 6,311.72
  4. Step 4: Simplify right side
    13,232.36x = 125,217,076.97
  5. Step 5: Solve for x
    x = 125,217,076.97/13,232.36
  6. Step 6: Final answer
    x = 9,462.94

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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.