Home / 36,291.98-54,438.28-9,998.17

Finding the Fourth Proportional to 36,291.98, 54,438.28 and 9,998.17

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Solution

The fourth proportional to 36,291.98, 54,438.28 and 9,998.17 is: 14,997.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,291.98 : 54,438.28 = 9,998.17 : x
  2. Step 2: Convert to fraction form
    36,291.98/54,438.28 = 9,998.17/x
  3. Step 3: Cross multiply
    36,291.98x = 54,438.28 × 9,998.17
  4. Step 4: Simplify right side
    36,291.98x = 544,283,016.86
  5. Step 5: Solve for x
    x = 544,283,016.86/36,291.98
  6. Step 6: Final answer
    x = 14,997.33

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.