Home / 41,638.16-62,490.08-15,361.36

Finding the Fourth Proportional to 41,638.16, 62,490.08 and 15,361.36

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Solution

The fourth proportional to 41,638.16, 62,490.08 and 15,361.36 is: 23,054.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,638.16 : 62,490.08 = 15,361.36 : x
  2. Step 2: Convert to fraction form
    41,638.16/62,490.08 = 15,361.36/x
  3. Step 3: Cross multiply
    41,638.16x = 62,490.08 × 15,361.36
  4. Step 4: Simplify right side
    41,638.16x = 959,932,497.49
  5. Step 5: Solve for x
    x = 959,932,497.49/41,638.16
  6. Step 6: Final answer
    x = 23,054.15

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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.