Home / 15,310.10-22,967.83-6,990.95

Finding the Fourth Proportional to 15,310.10, 22,967.83 and 6,990.95

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Solution

The fourth proportional to 15,310.10, 22,967.83 and 6,990.95 is: 10,487.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,310.10 : 22,967.83 = 6,990.95 : x
  2. Step 2: Convert to fraction form
    15,310.10/22,967.83 = 6,990.95/x
  3. Step 3: Cross multiply
    15,310.10x = 22,967.83 × 6,990.95
  4. Step 4: Simplify right side
    15,310.10x = 160,567,059.43
  5. Step 5: Solve for x
    x = 160,567,059.43/15,310.10
  6. Step 6: Final answer
    x = 10,487.66

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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.