Home / 54,697.93-81,997.62-19,629.34

Finding the Fourth Proportional to 54,697.93, 81,997.62 and 19,629.34

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Solution

The fourth proportional to 54,697.93, 81,997.62 and 19,629.34 is: 29,426.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,697.93 : 81,997.62 = 19,629.34 : x
  2. Step 2: Convert to fraction form
    54,697.93/81,997.62 = 19,629.34/x
  3. Step 3: Cross multiply
    54,697.93x = 81,997.62 × 19,629.34
  4. Step 4: Simplify right side
    54,697.93x = 1,609,559,162.17
  5. Step 5: Solve for x
    x = 1,609,559,162.17/54,697.93
  6. Step 6: Final answer
    x = 29,426.33

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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.