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Finding the Fourth Proportional to 26,471, 36,529.98 and 15,293

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Solution

The fourth proportional to 26,471, 36,529.98 and 15,293 is: 21,104.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,471 : 36,529.98 = 15,293 : x
  2. Step 2: Convert to fraction form
    26,471/36,529.98 = 15,293/x
  3. Step 3: Cross multiply
    26,471x = 36,529.98 × 15,293
  4. Step 4: Simplify right side
    26,471x = 558,652,984.14
  5. Step 5: Solve for x
    x = 558,652,984.14/26,471
  6. Step 6: Final answer
    x = 21,104.34

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.