Home / 47,589.39-71,394.08-18,006.57

Finding the Fourth Proportional to 47,589.39, 71,394.08 and 18,006.57

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Solution

The fourth proportional to 47,589.39, 71,394.08 and 18,006.57 is: 27,013.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,589.39 : 71,394.08 = 18,006.57 : x
  2. Step 2: Convert to fraction form
    47,589.39/71,394.08 = 18,006.57/x
  3. Step 3: Cross multiply
    47,589.39x = 71,394.08 × 18,006.57
  4. Step 4: Simplify right side
    47,589.39x = 1,285,562,409.07
  5. Step 5: Solve for x
    x = 1,285,562,409.07/47,589.39
  6. Step 6: Final answer
    x = 27,013.63

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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.