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Finding the Fourth Proportional to 34,505.41, 51,706.81 and 17,843.20

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Solution

The fourth proportional to 34,505.41, 51,706.81 and 17,843.20 is: 26,738.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,505.41 : 51,706.81 = 17,843.20 : x
  2. Step 2: Convert to fraction form
    34,505.41/51,706.81 = 17,843.20/x
  3. Step 3: Cross multiply
    34,505.41x = 51,706.81 × 17,843.20
  4. Step 4: Simplify right side
    34,505.41x = 922,614,952.19
  5. Step 5: Solve for x
    x = 922,614,952.19/34,505.41
  6. Step 6: Final answer
    x = 26,738.27

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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.