Home / 17,209.08-25,803.23-7,719.66

Finding the Fourth Proportional to 17,209.08, 25,803.23 and 7,719.66

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Solution

The fourth proportional to 17,209.08, 25,803.23 and 7,719.66 is: 11,574.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,209.08 : 25,803.23 = 7,719.66 : x
  2. Step 2: Convert to fraction form
    17,209.08/25,803.23 = 7,719.66/x
  3. Step 3: Cross multiply
    17,209.08x = 25,803.23 × 7,719.66
  4. Step 4: Simplify right side
    17,209.08x = 199,192,123.90
  5. Step 5: Solve for x
    x = 199,192,123.90/17,209.08
  6. Step 6: Final answer
    x = 11,574.83

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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.