Home / 18,541.04-27,792.12-8,672

Finding the Fourth Proportional to 18,541.04, 27,792.12 and 8,672

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Solution

The fourth proportional to 18,541.04, 27,792.12 and 8,672 is: 12,998.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,541.04 : 27,792.12 = 8,672 : x
  2. Step 2: Convert to fraction form
    18,541.04/27,792.12 = 8,672/x
  3. Step 3: Cross multiply
    18,541.04x = 27,792.12 × 8,672
  4. Step 4: Simplify right side
    18,541.04x = 241,013,264.64
  5. Step 5: Solve for x
    x = 241,013,264.64/18,541.04
  6. Step 6: Final answer
    x = 12,998.91

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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.