Home / 34,257.06-47,272.28-18,942.93

Finding the Fourth Proportional to 34,257.06, 47,272.28 and 18,942.93

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Solution

The fourth proportional to 34,257.06, 47,272.28 and 18,942.93 is: 26,139.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,257.06 : 47,272.28 = 18,942.93 : x
  2. Step 2: Convert to fraction form
    34,257.06/47,272.28 = 18,942.93/x
  3. Step 3: Cross multiply
    34,257.06x = 47,272.28 × 18,942.93
  4. Step 4: Simplify right side
    34,257.06x = 895,475,396.27
  5. Step 5: Solve for x
    x = 895,475,396.27/34,257.06
  6. Step 6: Final answer
    x = 26,139.88

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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.