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Finding the Fourth Proportional to 28,041.44, 41,963.42 and 17,516.42

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Solution

The fourth proportional to 28,041.44, 41,963.42 and 17,516.42 is: 26,212.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,041.44 : 41,963.42 = 17,516.42 : x
  2. Step 2: Convert to fraction form
    28,041.44/41,963.42 = 17,516.42/x
  3. Step 3: Cross multiply
    28,041.44x = 41,963.42 × 17,516.42
  4. Step 4: Simplify right side
    28,041.44x = 735,048,889.36
  5. Step 5: Solve for x
    x = 735,048,889.36/28,041.44
  6. Step 6: Final answer
    x = 26,212.95

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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.