Home / 22,811.55-34,206.39-11,712.53

Finding the Fourth Proportional to 22,811.55, 34,206.39 and 11,712.53

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Solution

The fourth proportional to 22,811.55, 34,206.39 and 11,712.53 is: 17,563.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,811.55 : 34,206.39 = 11,712.53 : x
  2. Step 2: Convert to fraction form
    22,811.55/34,206.39 = 11,712.53/x
  3. Step 3: Cross multiply
    22,811.55x = 34,206.39 × 11,712.53
  4. Step 4: Simplify right side
    22,811.55x = 400,643,198.03
  5. Step 5: Solve for x
    x = 400,643,198.03/22,811.55
  6. Step 6: Final answer
    x = 17,563.17

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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.