Home / 19,589.28-27,033.75-11,089.68

Finding the Fourth Proportional to 19,589.28, 27,033.75 and 11,089.68

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Solution

The fourth proportional to 19,589.28, 27,033.75 and 11,089.68 is: 15,304.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,589.28 : 27,033.75 = 11,089.68 : x
  2. Step 2: Convert to fraction form
    19,589.28/27,033.75 = 11,089.68/x
  3. Step 3: Cross multiply
    19,589.28x = 27,033.75 × 11,089.68
  4. Step 4: Simplify right side
    19,589.28x = 299,795,636.70
  5. Step 5: Solve for x
    x = 299,795,636.70/19,589.28
  6. Step 6: Final answer
    x = 15,304.07

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1.5x scale

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.