Home / 18,276.23-27,397.85-6,581.25

Finding the Fourth Proportional to 18,276.23, 27,397.85 and 6,581.25

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Solution

The fourth proportional to 18,276.23, 27,397.85 and 6,581.25 is: 9,865.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,276.23 : 27,397.85 = 6,581.25 : x
  2. Step 2: Convert to fraction form
    18,276.23/27,397.85 = 6,581.25/x
  3. Step 3: Cross multiply
    18,276.23x = 27,397.85 × 6,581.25
  4. Step 4: Simplify right side
    18,276.23x = 180,312,067.41
  5. Step 5: Solve for x
    x = 180,312,067.41/18,276.23
  6. Step 6: Final answer
    x = 9,865.93

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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.