Home / 36,187.01-54,255-13,981.67

Finding the Fourth Proportional to 36,187.01, 54,255 and 13,981.67

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Solution

The fourth proportional to 36,187.01, 54,255 and 13,981.67 is: 20,962.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,187.01 : 54,255 = 13,981.67 : x
  2. Step 2: Convert to fraction form
    36,187.01/54,255 = 13,981.67/x
  3. Step 3: Cross multiply
    36,187.01x = 54,255 × 13,981.67
  4. Step 4: Simplify right side
    36,187.01x = 758,575,505.85
  5. Step 5: Solve for x
    x = 758,575,505.85/36,187.01
  6. Step 6: Final answer
    x = 20,962.65

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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.