Home / 36,541.04-54,778.62-13,151

Finding the Fourth Proportional to 36,541.04, 54,778.62 and 13,151

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Solution

The fourth proportional to 36,541.04, 54,778.62 and 13,151 is: 19,714.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,541.04 : 54,778.62 = 13,151 : x
  2. Step 2: Convert to fraction form
    36,541.04/54,778.62 = 13,151/x
  3. Step 3: Cross multiply
    36,541.04x = 54,778.62 × 13,151
  4. Step 4: Simplify right side
    36,541.04x = 720,393,631.62
  5. Step 5: Solve for x
    x = 720,393,631.62/36,541.04
  6. Step 6: Final answer
    x = 19,714.65

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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.