Home / 15,834.79-23,743.40-6,481.38

Finding the Fourth Proportional to 15,834.79, 23,743.40 and 6,481.38

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Solution

The fourth proportional to 15,834.79, 23,743.40 and 6,481.38 is: 9,718.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,834.79 : 23,743.40 = 6,481.38 : x
  2. Step 2: Convert to fraction form
    15,834.79/23,743.40 = 6,481.38/x
  3. Step 3: Cross multiply
    15,834.79x = 23,743.40 × 6,481.38
  4. Step 4: Simplify right side
    15,834.79x = 153,890,054.52
  5. Step 5: Solve for x
    x = 153,890,054.52/15,834.79
  6. Step 6: Final answer
    x = 9,718.48

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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.