Home / 16,167.78-22,311.45-9,094.05

Finding the Fourth Proportional to 16,167.78, 22,311.45 and 9,094.05

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Solution

The fourth proportional to 16,167.78, 22,311.45 and 9,094.05 is: 12,549.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,167.78 : 22,311.45 = 9,094.05 : x
  2. Step 2: Convert to fraction form
    16,167.78/22,311.45 = 9,094.05/x
  3. Step 3: Cross multiply
    16,167.78x = 22,311.45 × 9,094.05
  4. Step 4: Simplify right side
    16,167.78x = 202,901,441.87
  5. Step 5: Solve for x
    x = 202,901,441.87/16,167.78
  6. Step 6: Final answer
    x = 12,549.74

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Half scale
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Double scale
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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.