Home / 15,910.31-21,952.27-8,834.96

Finding the Fourth Proportional to 15,910.31, 21,952.27 and 8,834.96

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Solution

The fourth proportional to 15,910.31, 21,952.27 and 8,834.96 is: 12,190.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,910.31 : 21,952.27 = 8,834.96 : x
  2. Step 2: Convert to fraction form
    15,910.31/21,952.27 = 8,834.96/x
  3. Step 3: Cross multiply
    15,910.31x = 21,952.27 × 8,834.96
  4. Step 4: Simplify right side
    15,910.31x = 193,947,427.36
  5. Step 5: Solve for x
    x = 193,947,427.36/15,910.31
  6. Step 6: Final answer
    x = 12,190.05

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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.