Home / 16,115.53-24,182.88-8,719.84

Finding the Fourth Proportional to 16,115.53, 24,182.88 and 8,719.84

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Solution

The fourth proportional to 16,115.53, 24,182.88 and 8,719.84 is: 13,084.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,115.53 : 24,182.88 = 8,719.84 : x
  2. Step 2: Convert to fraction form
    16,115.53/24,182.88 = 8,719.84/x
  3. Step 3: Cross multiply
    16,115.53x = 24,182.88 × 8,719.84
  4. Step 4: Simplify right side
    16,115.53x = 210,870,844.34
  5. Step 5: Solve for x
    x = 210,870,844.34/16,115.53
  6. Step 6: Final answer
    x = 13,084.95

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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.