Home / 19,589.50-27,033.51-11,206

Finding the Fourth Proportional to 19,589.50, 27,033.51 and 11,206

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Solution

The fourth proportional to 19,589.50, 27,033.51 and 11,206 is: 15,464.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,589.50 : 27,033.51 = 11,206 : x
  2. Step 2: Convert to fraction form
    19,589.50/27,033.51 = 11,206/x
  3. Step 3: Cross multiply
    19,589.50x = 27,033.51 × 11,206
  4. Step 4: Simplify right side
    19,589.50x = 302,937,513.06
  5. Step 5: Solve for x
    x = 302,937,513.06/19,589.50
  6. Step 6: Final answer
    x = 15,464.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.