Home / 15,818.97-23,679.21-9,963.27

Finding the Fourth Proportional to 15,818.97, 23,679.21 and 9,963.27

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Solution

The fourth proportional to 15,818.97, 23,679.21 and 9,963.27 is: 14,913.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,818.97 : 23,679.21 = 9,963.27 : x
  2. Step 2: Convert to fraction form
    15,818.97/23,679.21 = 9,963.27/x
  3. Step 3: Cross multiply
    15,818.97x = 23,679.21 × 9,963.27
  4. Step 4: Simplify right side
    15,818.97x = 235,922,362.62
  5. Step 5: Solve for x
    x = 235,922,362.62/15,818.97
  6. Step 6: Final answer
    x = 14,913.89

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1.5x scale

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.