Home / 34,754.55-47,961.46-18,838.86

Finding the Fourth Proportional to 34,754.55, 47,961.46 and 18,838.86

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Solution

The fourth proportional to 34,754.55, 47,961.46 and 18,838.86 is: 25,997.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,754.55 : 47,961.46 = 18,838.86 : x
  2. Step 2: Convert to fraction form
    34,754.55/47,961.46 = 18,838.86/x
  3. Step 3: Cross multiply
    34,754.55x = 47,961.46 × 18,838.86
  4. Step 4: Simplify right side
    34,754.55x = 903,539,230.34
  5. Step 5: Solve for x
    x = 903,539,230.34/34,754.55
  6. Step 6: Final answer
    x = 25,997.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.