Home / 36,143.34-54,216.36-11,181.12

Finding the Fourth Proportional to 36,143.34, 54,216.36 and 11,181.12

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Solution

The fourth proportional to 36,143.34, 54,216.36 and 11,181.12 is: 16,772.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,143.34 : 54,216.36 = 11,181.12 : x
  2. Step 2: Convert to fraction form
    36,143.34/54,216.36 = 11,181.12/x
  3. Step 3: Cross multiply
    36,143.34x = 54,216.36 × 11,181.12
  4. Step 4: Simplify right side
    36,143.34x = 606,199,627.12
  5. Step 5: Solve for x
    x = 606,199,627.12/36,143.34
  6. Step 6: Final answer
    x = 16,772.10

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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.