Home / 36,900.62-55,377.86-14,720.34

Finding the Fourth Proportional to 36,900.62, 55,377.86 and 14,720.34

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Solution

The fourth proportional to 36,900.62, 55,377.86 and 14,720.34 is: 22,091.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,900.62 : 55,377.86 = 14,720.34 : x
  2. Step 2: Convert to fraction form
    36,900.62/55,377.86 = 14,720.34/x
  3. Step 3: Cross multiply
    36,900.62x = 55,377.86 × 14,720.34
  4. Step 4: Simplify right side
    36,900.62x = 815,180,927.67
  5. Step 5: Solve for x
    x = 815,180,927.67/36,900.62
  6. Step 6: Final answer
    x = 22,091.25

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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.