Home / 16,883.96-23,298.71-9,330.30

Finding the Fourth Proportional to 16,883.96, 23,298.71 and 9,330.30

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Solution

The fourth proportional to 16,883.96, 23,298.71 and 9,330.30 is: 12,875.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,883.96 : 23,298.71 = 9,330.30 : x
  2. Step 2: Convert to fraction form
    16,883.96/23,298.71 = 9,330.30/x
  3. Step 3: Cross multiply
    16,883.96x = 23,298.71 × 9,330.30
  4. Step 4: Simplify right side
    16,883.96x = 217,383,907.26
  5. Step 5: Solve for x
    x = 217,383,907.26/16,883.96
  6. Step 6: Final answer
    x = 12,875.18

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Double scale
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Similar ratio
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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.