Home / 12,589.46-17,373.49-6,924.55

Finding the Fourth Proportional to 12,589.46, 17,373.49 and 6,924.55

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Solution

The fourth proportional to 12,589.46, 17,373.49 and 6,924.55 is: 9,555.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,589.46 : 17,373.49 = 6,924.55 : x
  2. Step 2: Convert to fraction form
    12,589.46/17,373.49 = 6,924.55/x
  3. Step 3: Cross multiply
    12,589.46x = 17,373.49 × 6,924.55
  4. Step 4: Simplify right side
    12,589.46x = 120,303,565.56
  5. Step 5: Solve for x
    x = 120,303,565.56/12,589.46
  6. Step 6: Final answer
    x = 9,555.90

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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.