Home / 36,475.20-50,336.36-20,342.08

Finding the Fourth Proportional to 36,475.20, 50,336.36 and 20,342.08

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Solution

The fourth proportional to 36,475.20, 50,336.36 and 20,342.08 is: 28,072.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,475.20 : 50,336.36 = 20,342.08 : x
  2. Step 2: Convert to fraction form
    36,475.20/50,336.36 = 20,342.08/x
  3. Step 3: Cross multiply
    36,475.20x = 50,336.36 × 20,342.08
  4. Step 4: Simplify right side
    36,475.20x = 1,023,946,187.04
  5. Step 5: Solve for x
    x = 1,023,946,187.04/36,475.20
  6. Step 6: Final answer
    x = 28,072.39

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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.