Home / 15,389.34-23,084.04-3,702.54

Finding the Fourth Proportional to 15,389.34, 23,084.04 and 3,702.54

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Solution

The fourth proportional to 15,389.34, 23,084.04 and 3,702.54 is: 5,553.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,389.34 : 23,084.04 = 3,702.54 : x
  2. Step 2: Convert to fraction form
    15,389.34/23,084.04 = 3,702.54/x
  3. Step 3: Cross multiply
    15,389.34x = 23,084.04 × 3,702.54
  4. Step 4: Simplify right side
    15,389.34x = 85,469,581.46
  5. Step 5: Solve for x
    x = 85,469,581.46/15,389.34
  6. Step 6: Final answer
    x = 5,553.82

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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.