Home / 38,826.19-53,447.92-28,735.62

Finding the Fourth Proportional to 38,826.19, 53,447.92 and 28,735.62

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Solution

The fourth proportional to 38,826.19, 53,447.92 and 28,735.62 is: 39,557.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,826.19 : 53,447.92 = 28,735.62 : x
  2. Step 2: Convert to fraction form
    38,826.19/53,447.92 = 28,735.62/x
  3. Step 3: Cross multiply
    38,826.19x = 53,447.92 × 28,735.62
  4. Step 4: Simplify right side
    38,826.19x = 1,535,858,846.64
  5. Step 5: Solve for x
    x = 1,535,858,846.64/38,826.19
  6. Step 6: Final answer
    x = 39,557.29

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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.