Home / 16,253.32-22,430.64-9,179.88

Finding the Fourth Proportional to 16,253.32, 22,430.64 and 9,179.88

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Solution

The fourth proportional to 16,253.32, 22,430.64 and 9,179.88 is: 12,668.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,253.32 : 22,430.64 = 9,179.88 : x
  2. Step 2: Convert to fraction form
    16,253.32/22,430.64 = 9,179.88/x
  3. Step 3: Cross multiply
    16,253.32x = 22,430.64 × 9,179.88
  4. Step 4: Simplify right side
    16,253.32x = 205,910,583.52
  5. Step 5: Solve for x
    x = 205,910,583.52/16,253.32
  6. Step 6: Final answer
    x = 12,668.83

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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.