Home / 36,619.20-54,928.02-11,660.96

Finding the Fourth Proportional to 36,619.20, 54,928.02 and 11,660.96

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Solution

The fourth proportional to 36,619.20, 54,928.02 and 11,660.96 is: 17,491.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,619.20 : 54,928.02 = 11,660.96 : x
  2. Step 2: Convert to fraction form
    36,619.20/54,928.02 = 11,660.96/x
  3. Step 3: Cross multiply
    36,619.20x = 54,928.02 × 11,660.96
  4. Step 4: Simplify right side
    36,619.20x = 640,513,444.10
  5. Step 5: Solve for x
    x = 640,513,444.10/36,619.20
  6. Step 6: Final answer
    x = 17,491.19

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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.