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Finding the Fourth Proportional to 35,356.44, 48,792 and 19,440.96

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Solution

The fourth proportional to 35,356.44, 48,792 and 19,440.96 is: 26,828.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,356.44 : 48,792 = 19,440.96 : x
  2. Step 2: Convert to fraction form
    35,356.44/48,792 = 19,440.96/x
  3. Step 3: Cross multiply
    35,356.44x = 48,792 × 19,440.96
  4. Step 4: Simplify right side
    35,356.44x = 948,563,320.32
  5. Step 5: Solve for x
    x = 948,563,320.32/35,356.44
  6. Step 6: Final answer
    x = 26,828.59

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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.