Home / 12,350.72-17,046.64-7,873.44

Finding the Fourth Proportional to 12,350.72, 17,046.64 and 7,873.44

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Solution

The fourth proportional to 12,350.72, 17,046.64 and 7,873.44 is: 10,867.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,350.72 : 17,046.64 = 7,873.44 : x
  2. Step 2: Convert to fraction form
    12,350.72/17,046.64 = 7,873.44/x
  3. Step 3: Cross multiply
    12,350.72x = 17,046.64 × 7,873.44
  4. Step 4: Simplify right side
    12,350.72x = 134,215,697.24
  5. Step 5: Solve for x
    x = 134,215,697.24/12,350.72
  6. Step 6: Final answer
    x = 10,867.03

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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.