Home / 41,783.76-57,660.60-22,920.72

Finding the Fourth Proportional to 41,783.76, 57,660.60 and 22,920.72

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Solution

The fourth proportional to 41,783.76, 57,660.60 and 22,920.72 is: 31,630.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,783.76 : 57,660.60 = 22,920.72 : x
  2. Step 2: Convert to fraction form
    41,783.76/57,660.60 = 22,920.72/x
  3. Step 3: Cross multiply
    41,783.76x = 57,660.60 × 22,920.72
  4. Step 4: Simplify right side
    41,783.76x = 1,321,622,467.63
  5. Step 5: Solve for x
    x = 1,321,622,467.63/41,783.76
  6. Step 6: Final answer
    x = 31,630.05

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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.