Home / 16,489.37-22,755.20-8,935.52

Finding the Fourth Proportional to 16,489.37, 22,755.20 and 8,935.52

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Solution

The fourth proportional to 16,489.37, 22,755.20 and 8,935.52 is: 12,330.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,489.37 : 22,755.20 = 8,935.52 : x
  2. Step 2: Convert to fraction form
    16,489.37/22,755.20 = 8,935.52/x
  3. Step 3: Cross multiply
    16,489.37x = 22,755.20 × 8,935.52
  4. Step 4: Simplify right side
    16,489.37x = 203,329,386.25
  5. Step 5: Solve for x
    x = 203,329,386.25/16,489.37
  6. Step 6: Final answer
    x = 12,330.94

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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.