Home / 36,910.57-55,373.14-13,537.21

Finding the Fourth Proportional to 36,910.57, 55,373.14 and 13,537.21

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Solution

The fourth proportional to 36,910.57, 55,373.14 and 13,537.21 is: 20,308.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,910.57 : 55,373.14 = 13,537.21 : x
  2. Step 2: Convert to fraction form
    36,910.57/55,373.14 = 13,537.21/x
  3. Step 3: Cross multiply
    36,910.57x = 55,373.14 × 13,537.21
  4. Step 4: Simplify right side
    36,910.57x = 749,597,652.26
  5. Step 5: Solve for x
    x = 749,597,652.26/36,910.57
  6. Step 6: Final answer
    x = 20,308.48

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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.