Home / 36,359.30-54,537.35-11,398.78

Finding the Fourth Proportional to 36,359.30, 54,537.35 and 11,398.78

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Solution

The fourth proportional to 36,359.30, 54,537.35 and 11,398.78 is: 17,097.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,359.30 : 54,537.35 = 11,398.78 : x
  2. Step 2: Convert to fraction form
    36,359.30/54,537.35 = 11,398.78/x
  3. Step 3: Cross multiply
    36,359.30x = 54,537.35 × 11,398.78
  4. Step 4: Simplify right side
    36,359.30x = 621,658,981.75
  5. Step 5: Solve for x
    x = 621,658,981.75/36,359.30
  6. Step 6: Final answer
    x = 17,097.66

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1.5x scale

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.