Home / 16,533.56-22,816.34-8,979.88

Finding the Fourth Proportional to 16,533.56, 22,816.34 and 8,979.88

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Solution

The fourth proportional to 16,533.56, 22,816.34 and 8,979.88 is: 12,392.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,533.56 : 22,816.34 = 8,979.88 : x
  2. Step 2: Convert to fraction form
    16,533.56/22,816.34 = 8,979.88/x
  3. Step 3: Cross multiply
    16,533.56x = 22,816.34 × 8,979.88
  4. Step 4: Simplify right side
    16,533.56x = 204,887,995.24
  5. Step 5: Solve for x
    x = 204,887,995.24/16,533.56
  6. Step 6: Final answer
    x = 12,392.25

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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.