Home / 54,141.39-81,191.85-18,592.62

Finding the Fourth Proportional to 54,141.39, 81,191.85 and 18,592.62

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Solution

The fourth proportional to 54,141.39, 81,191.85 and 18,592.62 is: 27,881.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,141.39 : 81,191.85 = 18,592.62 : x
  2. Step 2: Convert to fraction form
    54,141.39/81,191.85 = 18,592.62/x
  3. Step 3: Cross multiply
    54,141.39x = 81,191.85 × 18,592.62
  4. Step 4: Simplify right side
    54,141.39x = 1,509,569,214.15
  5. Step 5: Solve for x
    x = 1,509,569,214.15/54,141.39
  6. Step 6: Final answer
    x = 27,881.98

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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.