Home / 36,781.20-55,185.16-18,059.24

Finding the Fourth Proportional to 36,781.20, 55,185.16 and 18,059.24

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Solution

The fourth proportional to 36,781.20, 55,185.16 and 18,059.24 is: 27,095.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,781.20 : 55,185.16 = 18,059.24 : x
  2. Step 2: Convert to fraction form
    36,781.20/55,185.16 = 18,059.24/x
  3. Step 3: Cross multiply
    36,781.20x = 55,185.16 × 18,059.24
  4. Step 4: Simplify right side
    36,781.20x = 996,602,048.88
  5. Step 5: Solve for x
    x = 996,602,048.88/36,781.20
  6. Step 6: Final answer
    x = 27,095.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.