Home / 16,719.38-25,081.16-6,187.62

Finding the Fourth Proportional to 16,719.38, 25,081.16 and 6,187.62

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Solution

The fourth proportional to 16,719.38, 25,081.16 and 6,187.62 is: 9,282.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,719.38 : 25,081.16 = 6,187.62 : x
  2. Step 2: Convert to fraction form
    16,719.38/25,081.16 = 6,187.62/x
  3. Step 3: Cross multiply
    16,719.38x = 25,081.16 × 6,187.62
  4. Step 4: Simplify right side
    16,719.38x = 155,192,656.30
  5. Step 5: Solve for x
    x = 155,192,656.30/16,719.38
  6. Step 6: Final answer
    x = 9,282.20

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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.