Home / 28,838.17-43,257.18-11,295.73

Finding the Fourth Proportional to 28,838.17, 43,257.18 and 11,295.73

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Solution

The fourth proportional to 28,838.17, 43,257.18 and 11,295.73 is: 16,943.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,838.17 : 43,257.18 = 11,295.73 : x
  2. Step 2: Convert to fraction form
    28,838.17/43,257.18 = 11,295.73/x
  3. Step 3: Cross multiply
    28,838.17x = 43,257.18 × 11,295.73
  4. Step 4: Simplify right side
    28,838.17x = 488,621,425.84
  5. Step 5: Solve for x
    x = 488,621,425.84/28,838.17
  6. Step 6: Final answer
    x = 16,943.57

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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.