Home / 25,893.87-35,732.51-15,286.92

Finding the Fourth Proportional to 25,893.87, 35,732.51 and 15,286.92

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Solution

The fourth proportional to 25,893.87, 35,732.51 and 15,286.92 is: 21,095.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,893.87 : 35,732.51 = 15,286.92 : x
  2. Step 2: Convert to fraction form
    25,893.87/35,732.51 = 15,286.92/x
  3. Step 3: Cross multiply
    25,893.87x = 35,732.51 × 15,286.92
  4. Step 4: Simplify right side
    25,893.87x = 546,239,766.67
  5. Step 5: Solve for x
    x = 546,239,766.67/25,893.87
  6. Step 6: Final answer
    x = 21,095.34

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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.