Home / 18,264.72-27,397.26-5,784.51

Finding the Fourth Proportional to 18,264.72, 27,397.26 and 5,784.51

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Solution

The fourth proportional to 18,264.72, 27,397.26 and 5,784.51 is: 8,676.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,264.72 : 27,397.26 = 5,784.51 : x
  2. Step 2: Convert to fraction form
    18,264.72/27,397.26 = 5,784.51/x
  3. Step 3: Cross multiply
    18,264.72x = 27,397.26 × 5,784.51
  4. Step 4: Simplify right side
    18,264.72x = 158,479,724.44
  5. Step 5: Solve for x
    x = 158,479,724.44/18,264.72
  6. Step 6: Final answer
    x = 8,676.82

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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.