Home / 38,676.92-53,371.37-22,759.20

Finding the Fourth Proportional to 38,676.92, 53,371.37 and 22,759.20

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Solution

The fourth proportional to 38,676.92, 53,371.37 and 22,759.20 is: 31,406.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,676.92 : 53,371.37 = 22,759.20 : x
  2. Step 2: Convert to fraction form
    38,676.92/53,371.37 = 22,759.20/x
  3. Step 3: Cross multiply
    38,676.92x = 53,371.37 × 22,759.20
  4. Step 4: Simplify right side
    38,676.92x = 1,214,689,741.00
  5. Step 5: Solve for x
    x = 1,214,689,741.00/38,676.92
  6. Step 6: Final answer
    x = 31,406.07

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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.