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Finding the Fourth Proportional to 23,011.04, 34,508.04 and 8,216

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Solution

The fourth proportional to 23,011.04, 34,508.04 and 8,216 is: 12,320.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,011.04 : 34,508.04 = 8,216 : x
  2. Step 2: Convert to fraction form
    23,011.04/34,508.04 = 8,216/x
  3. Step 3: Cross multiply
    23,011.04x = 34,508.04 × 8,216
  4. Step 4: Simplify right side
    23,011.04x = 283,518,056.64
  5. Step 5: Solve for x
    x = 283,518,056.64/23,011.04
  6. Step 6: Final answer
    x = 12,320.96

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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.