Home / 16,156.22-24,216.90-7,818.62

Finding the Fourth Proportional to 16,156.22, 24,216.90 and 7,818.62

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Solution

The fourth proportional to 16,156.22, 24,216.90 and 7,818.62 is: 11,719.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,156.22 : 24,216.90 = 7,818.62 : x
  2. Step 2: Convert to fraction form
    16,156.22/24,216.90 = 7,818.62/x
  3. Step 3: Cross multiply
    16,156.22x = 24,216.90 × 7,818.62
  4. Step 4: Simplify right side
    16,156.22x = 189,342,738.68
  5. Step 5: Solve for x
    x = 189,342,738.68/16,156.22
  6. Step 6: Final answer
    x = 11,719.49

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1.5x scale

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.