Home / 25,099.67-37,641.20-8,455.56

Finding the Fourth Proportional to 25,099.67, 37,641.20 and 8,455.56

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Solution

The fourth proportional to 25,099.67, 37,641.20 and 8,455.56 is: 12,680.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,099.67 : 37,641.20 = 8,455.56 : x
  2. Step 2: Convert to fraction form
    25,099.67/37,641.20 = 8,455.56/x
  3. Step 3: Cross multiply
    25,099.67x = 37,641.20 × 8,455.56
  4. Step 4: Simplify right side
    25,099.67x = 318,277,382.79
  5. Step 5: Solve for x
    x = 318,277,382.79/25,099.67
  6. Step 6: Final answer
    x = 12,680.54

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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.