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Finding the Fourth Proportional to 15,926.50, 23,721.50 and 15,093.82

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Solution

The fourth proportional to 15,926.50, 23,721.50 and 15,093.82 is: 22,481.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,926.50 : 23,721.50 = 15,093.82 : x
  2. Step 2: Convert to fraction form
    15,926.50/23,721.50 = 15,093.82/x
  3. Step 3: Cross multiply
    15,926.50x = 23,721.50 × 15,093.82
  4. Step 4: Simplify right side
    15,926.50x = 358,048,051.13
  5. Step 5: Solve for x
    x = 358,048,051.13/15,926.50
  6. Step 6: Final answer
    x = 22,481.28

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.