Home / 36,494.13-54,798.48-21,768.72

Finding the Fourth Proportional to 36,494.13, 54,798.48 and 21,768.72

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Solution

The fourth proportional to 36,494.13, 54,798.48 and 21,768.72 is: 32,687.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,494.13 : 54,798.48 = 21,768.72 : x
  2. Step 2: Convert to fraction form
    36,494.13/54,798.48 = 21,768.72/x
  3. Step 3: Cross multiply
    36,494.13x = 54,798.48 × 21,768.72
  4. Step 4: Simplify right side
    36,494.13x = 1,192,892,767.55
  5. Step 5: Solve for x
    x = 1,192,892,767.55/36,494.13
  6. Step 6: Final answer
    x = 32,687.25

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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.