Home / 54,923.46-82,428.96-21,651.90

Finding the Fourth Proportional to 54,923.46, 82,428.96 and 21,651.90

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Solution

The fourth proportional to 54,923.46, 82,428.96 and 21,651.90 is: 32,495.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,923.46 : 82,428.96 = 21,651.90 : x
  2. Step 2: Convert to fraction form
    54,923.46/82,428.96 = 21,651.90/x
  3. Step 3: Cross multiply
    54,923.46x = 82,428.96 × 21,651.90
  4. Step 4: Simplify right side
    54,923.46x = 1,784,743,599.02
  5. Step 5: Solve for x
    x = 1,784,743,599.02/54,923.46
  6. Step 6: Final answer
    x = 32,495.10

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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.