Home / 12,531.96-17,293.68-7,226.64

Finding the Fourth Proportional to 12,531.96, 17,293.68 and 7,226.64

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Solution

The fourth proportional to 12,531.96, 17,293.68 and 7,226.64 is: 9,972.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,531.96 : 17,293.68 = 7,226.64 : x
  2. Step 2: Convert to fraction form
    12,531.96/17,293.68 = 7,226.64/x
  3. Step 3: Cross multiply
    12,531.96x = 17,293.68 × 7,226.64
  4. Step 4: Simplify right side
    12,531.96x = 124,975,199.64
  5. Step 5: Solve for x
    x = 124,975,199.64/12,531.96
  6. Step 6: Final answer
    x = 9,972.52

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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.