Home / 25,072.80-37,611.08-8,432.88

Finding the Fourth Proportional to 25,072.80, 37,611.08 and 8,432.88

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Solution

The fourth proportional to 25,072.80, 37,611.08 and 8,432.88 is: 12,649.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,072.80 : 37,611.08 = 8,432.88 : x
  2. Step 2: Convert to fraction form
    25,072.80/37,611.08 = 8,432.88/x
  3. Step 3: Cross multiply
    25,072.80x = 37,611.08 × 8,432.88
  4. Step 4: Simplify right side
    25,072.80x = 317,169,724.31
  5. Step 5: Solve for x
    x = 317,169,724.31/25,072.80
  6. Step 6: Final answer
    x = 12,649.95

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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.