Home / 36,191.12-49,937.94-20,276.24

Finding the Fourth Proportional to 36,191.12, 49,937.94 and 20,276.24

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Solution

The fourth proportional to 36,191.12, 49,937.94 and 20,276.24 is: 27,977.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,191.12 : 49,937.94 = 20,276.24 : x
  2. Step 2: Convert to fraction form
    36,191.12/49,937.94 = 20,276.24/x
  3. Step 3: Cross multiply
    36,191.12x = 49,937.94 × 20,276.24
  4. Step 4: Simplify right side
    36,191.12x = 1,012,553,656.55
  5. Step 5: Solve for x
    x = 1,012,553,656.55/36,191.12
  6. Step 6: Final answer
    x = 27,977.96

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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.