Home / 39,226.44-54,132.12-21,321.93

Finding the Fourth Proportional to 39,226.44, 54,132.12 and 21,321.93

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Solution

The fourth proportional to 39,226.44, 54,132.12 and 21,321.93 is: 29,424.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,226.44 : 54,132.12 = 21,321.93 : x
  2. Step 2: Convert to fraction form
    39,226.44/54,132.12 = 21,321.93/x
  3. Step 3: Cross multiply
    39,226.44x = 54,132.12 × 21,321.93
  4. Step 4: Simplify right side
    39,226.44x = 1,154,201,273.39
  5. Step 5: Solve for x
    x = 1,154,201,273.39/39,226.44
  6. Step 6: Final answer
    x = 29,424.06

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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.