Home / 38,475.15-53,074.37-22,556.54

Finding the Fourth Proportional to 38,475.15, 53,074.37 and 22,556.54

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Solution

The fourth proportional to 38,475.15, 53,074.37 and 22,556.54 is: 31,115.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,475.15 : 53,074.37 = 22,556.54 : x
  2. Step 2: Convert to fraction form
    38,475.15/53,074.37 = 22,556.54/x
  3. Step 3: Cross multiply
    38,475.15x = 53,074.37 × 22,556.54
  4. Step 4: Simplify right side
    38,475.15x = 1,197,173,771.73
  5. Step 5: Solve for x
    x = 1,197,173,771.73/38,475.15
  6. Step 6: Final answer
    x = 31,115.51

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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.