Home / 18,350.33-25,323.59-9,966.83

Finding the Fourth Proportional to 18,350.33, 25,323.59 and 9,966.83

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Solution

The fourth proportional to 18,350.33, 25,323.59 and 9,966.83 is: 13,754.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,350.33 : 25,323.59 = 9,966.83 : x
  2. Step 2: Convert to fraction form
    18,350.33/25,323.59 = 9,966.83/x
  3. Step 3: Cross multiply
    18,350.33x = 25,323.59 × 9,966.83
  4. Step 4: Simplify right side
    18,350.33x = 252,395,866.69
  5. Step 5: Solve for x
    x = 252,395,866.69/18,350.33
  6. Step 6: Final answer
    x = 13,754.30

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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.