Home / 36,260.98-50,040.08-20,346.90

Finding the Fourth Proportional to 36,260.98, 50,040.08 and 20,346.90

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Solution

The fourth proportional to 36,260.98, 50,040.08 and 20,346.90 is: 28,078.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,260.98 : 50,040.08 = 20,346.90 : x
  2. Step 2: Convert to fraction form
    36,260.98/50,040.08 = 20,346.90/x
  3. Step 3: Cross multiply
    36,260.98x = 50,040.08 × 20,346.90
  4. Step 4: Simplify right side
    36,260.98x = 1,018,160,503.75
  5. Step 5: Solve for x
    x = 1,018,160,503.75/36,260.98
  6. Step 6: Final answer
    x = 28,078.68

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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.