Home / 36,454.39-50,310.63-21,346.12

Finding the Fourth Proportional to 36,454.39, 50,310.63 and 21,346.12

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Solution

The fourth proportional to 36,454.39, 50,310.63 and 21,346.12 is: 29,459.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,454.39 : 50,310.63 = 21,346.12 : x
  2. Step 2: Convert to fraction form
    36,454.39/50,310.63 = 21,346.12/x
  3. Step 3: Cross multiply
    36,454.39x = 50,310.63 × 21,346.12
  4. Step 4: Simplify right side
    36,454.39x = 1,073,936,745.26
  5. Step 5: Solve for x
    x = 1,073,936,745.26/36,454.39
  6. Step 6: Final answer
    x = 29,459.74

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Double scale
Find fourth proportional to 36,455.39, 50,312.01 and 21,347.12
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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.