Home / 17,226.81-25,857.63-11,603.79

Finding the Fourth Proportional to 17,226.81, 25,857.63 and 11,603.79

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Solution

The fourth proportional to 17,226.81, 25,857.63 and 11,603.79 is: 17,417.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,226.81 : 25,857.63 = 11,603.79 : x
  2. Step 2: Convert to fraction form
    17,226.81/25,857.63 = 11,603.79/x
  3. Step 3: Cross multiply
    17,226.81x = 25,857.63 × 11,603.79
  4. Step 4: Simplify right side
    17,226.81x = 300,046,508.42
  5. Step 5: Solve for x
    x = 300,046,508.42/17,226.81
  6. Step 6: Final answer
    x = 17,417.42

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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.