Home / 36,288.71-54,436.49-14,103.79

Finding the Fourth Proportional to 36,288.71, 54,436.49 and 14,103.79

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Solution

The fourth proportional to 36,288.71, 54,436.49 and 14,103.79 is: 21,157.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,288.71 : 54,436.49 = 14,103.79 : x
  2. Step 2: Convert to fraction form
    36,288.71/54,436.49 = 14,103.79/x
  3. Step 3: Cross multiply
    36,288.71x = 54,436.49 × 14,103.79
  4. Step 4: Simplify right side
    36,288.71x = 767,760,722.47
  5. Step 5: Solve for x
    x = 767,760,722.47/36,288.71
  6. Step 6: Final answer
    x = 21,157.01

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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.