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Finding the Fourth Proportional to 25,293.87, 37,922.04 and 12,133.71

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Solution

The fourth proportional to 25,293.87, 37,922.04 and 12,133.71 is: 18,191.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,293.87 : 37,922.04 = 12,133.71 : x
  2. Step 2: Convert to fraction form
    25,293.87/37,922.04 = 12,133.71/x
  3. Step 3: Cross multiply
    25,293.87x = 37,922.04 × 12,133.71
  4. Step 4: Simplify right side
    25,293.87x = 460,135,035.97
  5. Step 5: Solve for x
    x = 460,135,035.97/25,293.87
  6. Step 6: Final answer
    x = 18,191.56

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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.