Home / 36,911.12-55,386.12-16,149.20

Finding the Fourth Proportional to 36,911.12, 55,386.12 and 16,149.20

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Solution

The fourth proportional to 36,911.12, 55,386.12 and 16,149.20 is: 24,232.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,911.12 : 55,386.12 = 16,149.20 : x
  2. Step 2: Convert to fraction form
    36,911.12/55,386.12 = 16,149.20/x
  3. Step 3: Cross multiply
    36,911.12x = 55,386.12 × 16,149.20
  4. Step 4: Simplify right side
    36,911.12x = 894,441,529.10
  5. Step 5: Solve for x
    x = 894,441,529.10/36,911.12
  6. Step 6: Final answer
    x = 24,232.31

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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.