Home / 18,264.83-27,397.51-5,116.37

Finding the Fourth Proportional to 18,264.83, 27,397.51 and 5,116.37

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Solution

The fourth proportional to 18,264.83, 27,397.51 and 5,116.37 is: 7,674.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,264.83 : 27,397.51 = 5,116.37 : x
  2. Step 2: Convert to fraction form
    18,264.83/27,397.51 = 5,116.37/x
  3. Step 3: Cross multiply
    18,264.83x = 27,397.51 × 5,116.37
  4. Step 4: Simplify right side
    18,264.83x = 140,175,648.46
  5. Step 5: Solve for x
    x = 140,175,648.46/18,264.83
  6. Step 6: Final answer
    x = 7,674.62

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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.