Home / 15,827.70-23,732.78-6,474.28

Finding the Fourth Proportional to 15,827.70, 23,732.78 and 6,474.28

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Solution

The fourth proportional to 15,827.70, 23,732.78 and 6,474.28 is: 9,707.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,827.70 : 23,732.78 = 6,474.28 : x
  2. Step 2: Convert to fraction form
    15,827.70/23,732.78 = 6,474.28/x
  3. Step 3: Cross multiply
    15,827.70x = 23,732.78 × 6,474.28
  4. Step 4: Simplify right side
    15,827.70x = 153,652,662.90
  5. Step 5: Solve for x
    x = 153,652,662.90/15,827.70
  6. Step 6: Final answer
    x = 9,707.83

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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.