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Finding the Fourth Proportional to 50,425.26, 75,636.06 and 15,364

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Solution

The fourth proportional to 50,425.26, 75,636.06 and 15,364 is: 23,045.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,425.26 : 75,636.06 = 15,364 : x
  2. Step 2: Convert to fraction form
    50,425.26/75,636.06 = 15,364/x
  3. Step 3: Cross multiply
    50,425.26x = 75,636.06 × 15,364
  4. Step 4: Simplify right side
    50,425.26x = 1,162,072,425.84
  5. Step 5: Solve for x
    x = 1,162,072,425.84/50,425.26
  6. Step 6: Final answer
    x = 23,045.44

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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.