Home / 16,488.60-22,754.32-8,934.96

Finding the Fourth Proportional to 16,488.60, 22,754.32 and 8,934.96

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Solution

The fourth proportional to 16,488.60, 22,754.32 and 8,934.96 is: 12,330.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,488.60 : 22,754.32 = 8,934.96 : x
  2. Step 2: Convert to fraction form
    16,488.60/22,754.32 = 8,934.96/x
  3. Step 3: Cross multiply
    16,488.60x = 22,754.32 × 8,934.96
  4. Step 4: Simplify right side
    16,488.60x = 203,308,939.03
  5. Step 5: Solve for x
    x = 203,308,939.03/16,488.60
  6. Step 6: Final answer
    x = 12,330.27

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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.