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Finding the Fourth Proportional to 15,773.27, 23,662.40 and 5,913.32

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Solution

The fourth proportional to 15,773.27, 23,662.40 and 5,913.32 is: 8,870.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,773.27 : 23,662.40 = 5,913.32 : x
  2. Step 2: Convert to fraction form
    15,773.27/23,662.40 = 5,913.32/x
  3. Step 3: Cross multiply
    15,773.27x = 23,662.40 × 5,913.32
  4. Step 4: Simplify right side
    15,773.27x = 139,923,195.29
  5. Step 5: Solve for x
    x = 139,923,195.29/15,773.27
  6. Step 6: Final answer
    x = 8,870.91

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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.