Home / 39,078.48-53,933.04-22,083.44

Finding the Fourth Proportional to 39,078.48, 53,933.04 and 22,083.44

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Solution

The fourth proportional to 39,078.48, 53,933.04 and 22,083.44 is: 30,477.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,078.48 : 53,933.04 = 22,083.44 : x
  2. Step 2: Convert to fraction form
    39,078.48/53,933.04 = 22,083.44/x
  3. Step 3: Cross multiply
    39,078.48x = 53,933.04 × 22,083.44
  4. Step 4: Simplify right side
    39,078.48x = 1,191,027,052.86
  5. Step 5: Solve for x
    x = 1,191,027,052.86/39,078.48
  6. Step 6: Final answer
    x = 30,477.82

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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.