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Finding the Fourth Proportional to 33,905, 50,857.51 and 10,531.44

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Solution

The fourth proportional to 33,905, 50,857.51 and 10,531.44 is: 15,797.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,905 : 50,857.51 = 10,531.44 : x
  2. Step 2: Convert to fraction form
    33,905/50,857.51 = 10,531.44/x
  3. Step 3: Cross multiply
    33,905x = 50,857.51 × 10,531.44
  4. Step 4: Simplify right side
    33,905x = 535,602,815.11
  5. Step 5: Solve for x
    x = 535,602,815.11/33,905
  6. Step 6: Final answer
    x = 15,797.16

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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.