Home / 18,259.20-27,392.91-5,779.97

Finding the Fourth Proportional to 18,259.20, 27,392.91 and 5,779.97

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Solution

The fourth proportional to 18,259.20, 27,392.91 and 5,779.97 is: 8,671.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,259.20 : 27,392.91 = 5,779.97 : x
  2. Step 2: Convert to fraction form
    18,259.20/27,392.91 = 5,779.97/x
  3. Step 3: Cross multiply
    18,259.20x = 27,392.91 × 5,779.97
  4. Step 4: Simplify right side
    18,259.20x = 158,330,198.01
  5. Step 5: Solve for x
    x = 158,330,198.01/18,259.20
  6. Step 6: Final answer
    x = 8,671.26

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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.