Home / 36,181.72-54,282.30-12,824.68

Finding the Fourth Proportional to 36,181.72, 54,282.30 and 12,824.68

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Solution

The fourth proportional to 36,181.72, 54,282.30 and 12,824.68 is: 19,240.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,181.72 : 54,282.30 = 12,824.68 : x
  2. Step 2: Convert to fraction form
    36,181.72/54,282.30 = 12,824.68/x
  3. Step 3: Cross multiply
    36,181.72x = 54,282.30 × 12,824.68
  4. Step 4: Simplify right side
    36,181.72x = 696,153,127.16
  5. Step 5: Solve for x
    x = 696,153,127.16/36,181.72
  6. Step 6: Final answer
    x = 19,240.47

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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.