Home / 25,732.75-35,511.20-13,956.75

Finding the Fourth Proportional to 25,732.75, 35,511.20 and 13,956.75

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Solution

The fourth proportional to 25,732.75, 35,511.20 and 13,956.75 is: 19,260.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,732.75 : 35,511.20 = 13,956.75 : x
  2. Step 2: Convert to fraction form
    25,732.75/35,511.20 = 13,956.75/x
  3. Step 3: Cross multiply
    25,732.75x = 35,511.20 × 13,956.75
  4. Step 4: Simplify right side
    25,732.75x = 495,620,940.60
  5. Step 5: Solve for x
    x = 495,620,940.60/25,732.75
  6. Step 6: Final answer
    x = 19,260.32

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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.