Home / 23,161.12-34,746.60-8,929.96

Finding the Fourth Proportional to 23,161.12, 34,746.60 and 8,929.96

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Solution

The fourth proportional to 23,161.12, 34,746.60 and 8,929.96 is: 13,396.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,161.12 : 34,746.60 = 8,929.96 : x
  2. Step 2: Convert to fraction form
    23,161.12/34,746.60 = 8,929.96/x
  3. Step 3: Cross multiply
    23,161.12x = 34,746.60 × 8,929.96
  4. Step 4: Simplify right side
    23,161.12x = 310,285,890.21
  5. Step 5: Solve for x
    x = 310,285,890.21/23,161.12
  6. Step 6: Final answer
    x = 13,396.84

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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.