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Finding the Fourth Proportional to 26,302, 36,297.84 and 15,124

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Solution

The fourth proportional to 26,302, 36,297.84 and 15,124 is: 20,871.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,302 : 36,297.84 = 15,124 : x
  2. Step 2: Convert to fraction form
    26,302/36,297.84 = 15,124/x
  3. Step 3: Cross multiply
    26,302x = 36,297.84 × 15,124
  4. Step 4: Simplify right side
    26,302x = 548,968,532.16
  5. Step 5: Solve for x
    x = 548,968,532.16/26,302
  6. Step 6: Final answer
    x = 20,871.74

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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.