Home / 16,427.12-24,640.43-11,149.03

Finding the Fourth Proportional to 16,427.12, 24,640.43 and 11,149.03

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Solution

The fourth proportional to 16,427.12, 24,640.43 and 11,149.03 is: 16,723.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,427.12 : 24,640.43 = 11,149.03 : x
  2. Step 2: Convert to fraction form
    16,427.12/24,640.43 = 11,149.03/x
  3. Step 3: Cross multiply
    16,427.12x = 24,640.43 × 11,149.03
  4. Step 4: Simplify right side
    16,427.12x = 274,716,714.34
  5. Step 5: Solve for x
    x = 274,716,714.34/16,427.12
  6. Step 6: Final answer
    x = 16,723.36

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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.