Home / 19,685.73-29,525.87-7,996.22

Finding the Fourth Proportional to 19,685.73, 29,525.87 and 7,996.22

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Solution

The fourth proportional to 19,685.73, 29,525.87 and 7,996.22 is: 11,993.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,685.73 : 29,525.87 = 7,996.22 : x
  2. Step 2: Convert to fraction form
    19,685.73/29,525.87 = 7,996.22/x
  3. Step 3: Cross multiply
    19,685.73x = 29,525.87 × 7,996.22
  4. Step 4: Simplify right side
    19,685.73x = 236,095,290.32
  5. Step 5: Solve for x
    x = 236,095,290.32/19,685.73
  6. Step 6: Final answer
    x = 11,993.22

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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.