Home / 12,293.82-18,438.27-4,797.36

Finding the Fourth Proportional to 12,293.82, 18,438.27 and 4,797.36

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Solution

The fourth proportional to 12,293.82, 18,438.27 and 4,797.36 is: 7,195.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,293.82 : 18,438.27 = 4,797.36 : x
  2. Step 2: Convert to fraction form
    12,293.82/18,438.27 = 4,797.36/x
  3. Step 3: Cross multiply
    12,293.82x = 18,438.27 × 4,797.36
  4. Step 4: Simplify right side
    12,293.82x = 88,455,018.97
  5. Step 5: Solve for x
    x = 88,455,018.97/12,293.82
  6. Step 6: Final answer
    x = 7,195.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.