Home / 36,585.56-54,878.34-13,212.02

Finding the Fourth Proportional to 36,585.56, 54,878.34 and 13,212.02

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Solution

The fourth proportional to 36,585.56, 54,878.34 and 13,212.02 is: 19,818.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,585.56 : 54,878.34 = 13,212.02 : x
  2. Step 2: Convert to fraction form
    36,585.56/54,878.34 = 13,212.02/x
  3. Step 3: Cross multiply
    36,585.56x = 54,878.34 × 13,212.02
  4. Step 4: Simplify right side
    36,585.56x = 725,053,725.65
  5. Step 5: Solve for x
    x = 725,053,725.65/36,585.56
  6. Step 6: Final answer
    x = 19,818.03

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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.