Home / 16,193.37-22,345.20-11,946.75

Finding the Fourth Proportional to 16,193.37, 22,345.20 and 11,946.75

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Solution

The fourth proportional to 16,193.37, 22,345.20 and 11,946.75 is: 16,485.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,193.37 : 22,345.20 = 11,946.75 : x
  2. Step 2: Convert to fraction form
    16,193.37/22,345.20 = 11,946.75/x
  3. Step 3: Cross multiply
    16,193.37x = 22,345.20 × 11,946.75
  4. Step 4: Simplify right side
    16,193.37x = 266,952,518.10
  5. Step 5: Solve for x
    x = 266,952,518.10/16,193.37
  6. Step 6: Final answer
    x = 16,485.30

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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.