Home / 17,773.74-24,531.78-12,743.64

Finding the Fourth Proportional to 17,773.74, 24,531.78 and 12,743.64

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Solution

The fourth proportional to 17,773.74, 24,531.78 and 12,743.64 is: 17,589.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,773.74 : 24,531.78 = 12,743.64 : x
  2. Step 2: Convert to fraction form
    17,773.74/24,531.78 = 12,743.64/x
  3. Step 3: Cross multiply
    17,773.74x = 24,531.78 × 12,743.64
  4. Step 4: Simplify right side
    17,773.74x = 312,624,172.88
  5. Step 5: Solve for x
    x = 312,624,172.88/17,773.74
  6. Step 6: Final answer
    x = 17,589.10

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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.