Home / 17,974.08-24,780.06-12,589.29

Finding the Fourth Proportional to 17,974.08, 24,780.06 and 12,589.29

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Solution

The fourth proportional to 17,974.08, 24,780.06 and 12,589.29 is: 17,356.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,974.08 : 24,780.06 = 12,589.29 : x
  2. Step 2: Convert to fraction form
    17,974.08/24,780.06 = 12,589.29/x
  3. Step 3: Cross multiply
    17,974.08x = 24,780.06 × 12,589.29
  4. Step 4: Simplify right side
    17,974.08x = 311,963,361.56
  5. Step 5: Solve for x
    x = 311,963,361.56/17,974.08
  6. Step 6: Final answer
    x = 17,356.29

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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.