Home / 36,556.80-54,864.32-13,199.52

Finding the Fourth Proportional to 36,556.80, 54,864.32 and 13,199.52

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Solution

The fourth proportional to 36,556.80, 54,864.32 and 13,199.52 is: 19,809.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,556.80 : 54,864.32 = 13,199.52 : x
  2. Step 2: Convert to fraction form
    36,556.80/54,864.32 = 13,199.52/x
  3. Step 3: Cross multiply
    36,556.80x = 54,864.32 × 13,199.52
  4. Step 4: Simplify right side
    36,556.80x = 724,182,689.13
  5. Step 5: Solve for x
    x = 724,182,689.13/36,556.80
  6. Step 6: Final answer
    x = 19,809.79

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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.