Home / 19,743.50-29,629.83-9,355.25

Finding the Fourth Proportional to 19,743.50, 29,629.83 and 9,355.25

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Solution

The fourth proportional to 19,743.50, 29,629.83 and 9,355.25 is: 14,039.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,743.50 : 29,629.83 = 9,355.25 : x
  2. Step 2: Convert to fraction form
    19,743.50/29,629.83 = 9,355.25/x
  3. Step 3: Cross multiply
    19,743.50x = 29,629.83 × 9,355.25
  4. Step 4: Simplify right side
    19,743.50x = 277,194,467.11
  5. Step 5: Solve for x
    x = 277,194,467.11/19,743.50
  6. Step 6: Final answer
    x = 14,039.78

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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.