Home / 25,286.14-37,903.75-8,634.87

Finding the Fourth Proportional to 25,286.14, 37,903.75 and 8,634.87

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Solution

The fourth proportional to 25,286.14, 37,903.75 and 8,634.87 is: 12,943.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,286.14 : 37,903.75 = 8,634.87 : x
  2. Step 2: Convert to fraction form
    25,286.14/37,903.75 = 8,634.87/x
  3. Step 3: Cross multiply
    25,286.14x = 37,903.75 × 8,634.87
  4. Step 4: Simplify right side
    25,286.14x = 327,293,953.76
  5. Step 5: Solve for x
    x = 327,293,953.76/25,286.14
  6. Step 6: Final answer
    x = 12,943.61

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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.