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Finding the Fourth Proportional to 57,007.62, 85,512.90 and 27,014.82

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Solution

The fourth proportional to 57,007.62, 85,512.90 and 27,014.82 is: 40,522.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,007.62 : 85,512.90 = 27,014.82 : x
  2. Step 2: Convert to fraction form
    57,007.62/85,512.90 = 27,014.82/x
  3. Step 3: Cross multiply
    57,007.62x = 85,512.90 × 27,014.82
  4. Step 4: Simplify right side
    57,007.62x = 2,310,115,601.18
  5. Step 5: Solve for x
    x = 2,310,115,601.18/57,007.62
  6. Step 6: Final answer
    x = 40,522.93

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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.