Home / 57,427.34-79,231.92-33,536.78

Finding the Fourth Proportional to 57,427.34, 79,231.92 and 33,536.78

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Solution

The fourth proportional to 57,427.34, 79,231.92 and 33,536.78 is: 46,270.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,427.34 : 79,231.92 = 33,536.78 : x
  2. Step 2: Convert to fraction form
    57,427.34/79,231.92 = 33,536.78/x
  3. Step 3: Cross multiply
    57,427.34x = 79,231.92 × 33,536.78
  4. Step 4: Simplify right side
    57,427.34x = 2,657,183,470.02
  5. Step 5: Solve for x
    x = 2,657,183,470.02/57,427.34
  6. Step 6: Final answer
    x = 46,270.36

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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.