Home / 23,299.58-32,153.79-13,228.31

Finding the Fourth Proportional to 23,299.58, 32,153.79 and 13,228.31

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Solution

The fourth proportional to 23,299.58, 32,153.79 and 13,228.31 is: 18,255.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,299.58 : 32,153.79 = 13,228.31 : x
  2. Step 2: Convert to fraction form
    23,299.58/32,153.79 = 13,228.31/x
  3. Step 3: Cross multiply
    23,299.58x = 32,153.79 × 13,228.31
  4. Step 4: Simplify right side
    23,299.58x = 425,340,141.03
  5. Step 5: Solve for x
    x = 425,340,141.03/23,299.58
  6. Step 6: Final answer
    x = 18,255.27

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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.