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Finding the Fourth Proportional to 54,935.62, 82,394.62 and 15,495.50

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Solution

The fourth proportional to 54,935.62, 82,394.62 and 15,495.50 is: 23,240.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,935.62 : 82,394.62 = 15,495.50 : x
  2. Step 2: Convert to fraction form
    54,935.62/82,394.62 = 15,495.50/x
  3. Step 3: Cross multiply
    54,935.62x = 82,394.62 × 15,495.50
  4. Step 4: Simplify right side
    54,935.62x = 1,276,746,001.46
  5. Step 5: Solve for x
    x = 1,276,746,001.46/54,935.62
  6. Step 6: Final answer
    x = 23,240.77

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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.