Home / 47,589.89-71,394.83-18,007.07

Finding the Fourth Proportional to 47,589.89, 71,394.83 and 18,007.07

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Solution

The fourth proportional to 47,589.89, 71,394.83 and 18,007.07 is: 27,014.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,589.89 : 71,394.83 = 18,007.07 : x
  2. Step 2: Convert to fraction form
    47,589.89/71,394.83 = 18,007.07/x
  3. Step 3: Cross multiply
    47,589.89x = 71,394.83 × 18,007.07
  4. Step 4: Simplify right side
    47,589.89x = 1,285,611,611.41
  5. Step 5: Solve for x
    x = 1,285,611,611.41/47,589.89
  6. Step 6: Final answer
    x = 27,014.39

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1.5x scale

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.