Home / 25,800.59-38,706.35-8,282.72

Finding the Fourth Proportional to 25,800.59, 38,706.35 and 8,282.72

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Solution

The fourth proportional to 25,800.59, 38,706.35 and 8,282.72 is: 12,425.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,800.59 : 38,706.35 = 8,282.72 : x
  2. Step 2: Convert to fraction form
    25,800.59/38,706.35 = 8,282.72/x
  3. Step 3: Cross multiply
    25,800.59x = 38,706.35 × 8,282.72
  4. Step 4: Simplify right side
    25,800.59x = 320,593,743.49
  5. Step 5: Solve for x
    x = 320,593,743.49/25,800.59
  6. Step 6: Final answer
    x = 12,425.83

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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.