Home / 21,232.15-31,843.11-6,235.71

Finding the Fourth Proportional to 21,232.15, 31,843.11 and 6,235.71

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Solution

The fourth proportional to 21,232.15, 31,843.11 and 6,235.71 is: 9,352.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,232.15 : 31,843.11 = 6,235.71 : x
  2. Step 2: Convert to fraction form
    21,232.15/31,843.11 = 6,235.71/x
  3. Step 3: Cross multiply
    21,232.15x = 31,843.11 × 6,235.71
  4. Step 4: Simplify right side
    21,232.15x = 198,564,399.46
  5. Step 5: Solve for x
    x = 198,564,399.46/21,232.15
  6. Step 6: Final answer
    x = 9,352.06

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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.