Home / 18,254.16-27,377.58-5,103

Finding the Fourth Proportional to 18,254.16, 27,377.58 and 5,103

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Solution

The fourth proportional to 18,254.16, 27,377.58 and 5,103 is: 7,653.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,254.16 : 27,377.58 = 5,103 : x
  2. Step 2: Convert to fraction form
    18,254.16/27,377.58 = 5,103/x
  3. Step 3: Cross multiply
    18,254.16x = 27,377.58 × 5,103
  4. Step 4: Simplify right side
    18,254.16x = 139,707,790.74
  5. Step 5: Solve for x
    x = 139,707,790.74/18,254.16
  6. Step 6: Final answer
    x = 7,653.48

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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.