Home / 19,082.66-28,623.43-7,837.61

Finding the Fourth Proportional to 19,082.66, 28,623.43 and 7,837.61

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Solution

The fourth proportional to 19,082.66, 28,623.43 and 7,837.61 is: 11,756.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,082.66 : 28,623.43 = 7,837.61 : x
  2. Step 2: Convert to fraction form
    19,082.66/28,623.43 = 7,837.61/x
  3. Step 3: Cross multiply
    19,082.66x = 28,623.43 × 7,837.61
  4. Step 4: Simplify right side
    19,082.66x = 224,339,264.80
  5. Step 5: Solve for x
    x = 224,339,264.80/19,082.66
  6. Step 6: Final answer
    x = 11,756.18

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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.