Home / 54,383.42-81,575.14-14,940.74

Finding the Fourth Proportional to 54,383.42, 81,575.14 and 14,940.74

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Solution

The fourth proportional to 54,383.42, 81,575.14 and 14,940.74 is: 22,411.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,383.42 : 81,575.14 = 14,940.74 : x
  2. Step 2: Convert to fraction form
    54,383.42/81,575.14 = 14,940.74/x
  3. Step 3: Cross multiply
    54,383.42x = 81,575.14 × 14,940.74
  4. Step 4: Simplify right side
    54,383.42x = 1,218,792,957.20
  5. Step 5: Solve for x
    x = 1,218,792,957.20/54,383.42
  6. Step 6: Final answer
    x = 22,411.11

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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.