Home / 25,260.66-37,885.88-8,611.67

Finding the Fourth Proportional to 25,260.66, 37,885.88 and 8,611.67

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Solution

The fourth proportional to 25,260.66, 37,885.88 and 8,611.67 is: 12,915.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,260.66 : 37,885.88 = 8,611.67 : x
  2. Step 2: Convert to fraction form
    25,260.66/37,885.88 = 8,611.67/x
  3. Step 3: Cross multiply
    25,260.66x = 37,885.88 × 8,611.67
  4. Step 4: Simplify right side
    25,260.66x = 326,260,463.73
  5. Step 5: Solve for x
    x = 326,260,463.73/25,260.66
  6. Step 6: Final answer
    x = 12,915.75

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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.