Home / 38,555.96-53,201.60-22,645.54

Finding the Fourth Proportional to 38,555.96, 53,201.60 and 22,645.54

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Solution

The fourth proportional to 38,555.96, 53,201.60 and 22,645.54 is: 31,247.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,555.96 : 53,201.60 = 22,645.54 : x
  2. Step 2: Convert to fraction form
    38,555.96/53,201.60 = 22,645.54/x
  3. Step 3: Cross multiply
    38,555.96x = 53,201.60 × 22,645.54
  4. Step 4: Simplify right side
    38,555.96x = 1,204,778,960.86
  5. Step 5: Solve for x
    x = 1,204,778,960.86/38,555.96
  6. Step 6: Final answer
    x = 31,247.54

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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.