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Finding the Fourth Proportional to 22,898.64, 34,352.88 and 7,103.32

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Solution

The fourth proportional to 22,898.64, 34,352.88 and 7,103.32 is: 10,656.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,898.64 : 34,352.88 = 7,103.32 : x
  2. Step 2: Convert to fraction form
    22,898.64/34,352.88 = 7,103.32/x
  3. Step 3: Cross multiply
    22,898.64x = 34,352.88 × 7,103.32
  4. Step 4: Simplify right side
    22,898.64x = 244,019,499.56
  5. Step 5: Solve for x
    x = 244,019,499.56/22,898.64
  6. Step 6: Final answer
    x = 10,656.51

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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.