Home / 36,352.72-50,166.76-20,437.20

Finding the Fourth Proportional to 36,352.72, 50,166.76 and 20,437.20

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Solution

The fourth proportional to 36,352.72, 50,166.76 and 20,437.20 is: 28,203.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,352.72 : 50,166.76 = 20,437.20 : x
  2. Step 2: Convert to fraction form
    36,352.72/50,166.76 = 20,437.20/x
  3. Step 3: Cross multiply
    36,352.72x = 50,166.76 × 20,437.20
  4. Step 4: Simplify right side
    36,352.72x = 1,025,268,107.47
  5. Step 5: Solve for x
    x = 1,025,268,107.47/36,352.72
  6. Step 6: Final answer
    x = 28,203.34

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Half scale
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Double scale
Find fourth proportional to 36,353.72, 50,168.14 and 20,438.20
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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.