Home / 39,877.92-55,039.48-22,893.64

Finding the Fourth Proportional to 39,877.92, 55,039.48 and 22,893.64

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Solution

The fourth proportional to 39,877.92, 55,039.48 and 22,893.64 is: 31,597.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,877.92 : 55,039.48 = 22,893.64 : x
  2. Step 2: Convert to fraction form
    39,877.92/55,039.48 = 22,893.64/x
  3. Step 3: Cross multiply
    39,877.92x = 55,039.48 × 22,893.64
  4. Step 4: Simplify right side
    39,877.92x = 1,260,054,040.91
  5. Step 5: Solve for x
    x = 1,260,054,040.91/39,877.92
  6. Step 6: Final answer
    x = 31,597.79

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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.