Home / 25,156.64-37,732.78-8,516.32

Finding the Fourth Proportional to 25,156.64, 37,732.78 and 8,516.32

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Solution

The fourth proportional to 25,156.64, 37,732.78 and 8,516.32 is: 12,773.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,156.64 : 37,732.78 = 8,516.32 : x
  2. Step 2: Convert to fraction form
    25,156.64/37,732.78 = 8,516.32/x
  3. Step 3: Cross multiply
    25,156.64x = 37,732.78 × 8,516.32
  4. Step 4: Simplify right side
    25,156.64x = 321,344,428.97
  5. Step 5: Solve for x
    x = 321,344,428.97/25,156.64
  6. Step 6: Final answer
    x = 12,773.74

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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.