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Finding the Fourth Proportional to 12,293.73, 18,395.24 and 7,366.77

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Solution

The fourth proportional to 12,293.73, 18,395.24 and 7,366.77 is: 11,022.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,293.73 : 18,395.24 = 7,366.77 : x
  2. Step 2: Convert to fraction form
    12,293.73/18,395.24 = 7,366.77/x
  3. Step 3: Cross multiply
    12,293.73x = 18,395.24 × 7,366.77
  4. Step 4: Simplify right side
    12,293.73x = 135,513,465.34
  5. Step 5: Solve for x
    x = 135,513,465.34/12,293.73
  6. Step 6: Final answer
    x = 11,022.97

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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.