Home / 19,589.34-27,033.29-11,205.84

Finding the Fourth Proportional to 19,589.34, 27,033.29 and 11,205.84

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Solution

The fourth proportional to 19,589.34, 27,033.29 and 11,205.84 is: 15,464.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,589.34 : 27,033.29 = 11,205.84 : x
  2. Step 2: Convert to fraction form
    19,589.34/27,033.29 = 11,205.84/x
  3. Step 3: Cross multiply
    19,589.34x = 27,033.29 × 11,205.84
  4. Step 4: Simplify right side
    19,589.34x = 302,930,872.81
  5. Step 5: Solve for x
    x = 302,930,872.81/19,589.34
  6. Step 6: Final answer
    x = 15,464.06

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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.