Home / 15,906.52-21,950.58-8,832.76

Finding the Fourth Proportional to 15,906.52, 21,950.58 and 8,832.76

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Solution

The fourth proportional to 15,906.52, 21,950.58 and 8,832.76 is: 12,188.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,906.52 : 21,950.58 = 8,832.76 : x
  2. Step 2: Convert to fraction form
    15,906.52/21,950.58 = 8,832.76/x
  3. Step 3: Cross multiply
    15,906.52x = 21,950.58 × 8,832.76
  4. Step 4: Simplify right side
    15,906.52x = 193,884,205.00
  5. Step 5: Solve for x
    x = 193,884,205.00/15,906.52
  6. Step 6: Final answer
    x = 12,188.98

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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.