Home / 34,705.36-47,893.44-18,789.94

Finding the Fourth Proportional to 34,705.36, 47,893.44 and 18,789.94

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Solution

The fourth proportional to 34,705.36, 47,893.44 and 18,789.94 is: 25,930.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,705.36 : 47,893.44 = 18,789.94 : x
  2. Step 2: Convert to fraction form
    34,705.36/47,893.44 = 18,789.94/x
  3. Step 3: Cross multiply
    34,705.36x = 47,893.44 × 18,789.94
  4. Step 4: Simplify right side
    34,705.36x = 899,914,863.99
  5. Step 5: Solve for x
    x = 899,914,863.99/34,705.36
  6. Step 6: Final answer
    x = 25,930.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.