Home / 39,101.96-53,961.38-22,335.08

Finding the Fourth Proportional to 39,101.96, 53,961.38 and 22,335.08

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Solution

The fourth proportional to 39,101.96, 53,961.38 and 22,335.08 is: 30,822.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,101.96 : 53,961.38 = 22,335.08 : x
  2. Step 2: Convert to fraction form
    39,101.96/53,961.38 = 22,335.08/x
  3. Step 3: Cross multiply
    39,101.96x = 53,961.38 × 22,335.08
  4. Step 4: Simplify right side
    39,101.96x = 1,205,231,739.21
  5. Step 5: Solve for x
    x = 1,205,231,739.21/39,101.96
  6. Step 6: Final answer
    x = 30,822.80

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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.