Home / 38,697.67-53,403.38-22,564.54

Finding the Fourth Proportional to 38,697.67, 53,403.38 and 22,564.54

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Solution

The fourth proportional to 38,697.67, 53,403.38 and 22,564.54 is: 31,139.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,697.67 : 53,403.38 = 22,564.54 : x
  2. Step 2: Convert to fraction form
    38,697.67/53,403.38 = 22,564.54/x
  3. Step 3: Cross multiply
    38,697.67x = 53,403.38 × 22,564.54
  4. Step 4: Simplify right side
    38,697.67x = 1,205,022,704.15
  5. Step 5: Solve for x
    x = 1,205,022,704.15/38,697.67
  6. Step 6: Final answer
    x = 31,139.41

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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.