Home / 17,390.48-23,998.20-9,432.42

Finding the Fourth Proportional to 17,390.48, 23,998.20 and 9,432.42

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Solution

The fourth proportional to 17,390.48, 23,998.20 and 9,432.42 is: 13,016.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,390.48 : 23,998.20 = 9,432.42 : x
  2. Step 2: Convert to fraction form
    17,390.48/23,998.20 = 9,432.42/x
  3. Step 3: Cross multiply
    17,390.48x = 23,998.20 × 9,432.42
  4. Step 4: Simplify right side
    17,390.48x = 226,361,101.64
  5. Step 5: Solve for x
    x = 226,361,101.64/17,390.48
  6. Step 6: Final answer
    x = 13,016.38

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Half scale
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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.