Home / 57,621.44-79,523.92-33,427.72

Finding the Fourth Proportional to 57,621.44, 79,523.92 and 33,427.72

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Solution

The fourth proportional to 57,621.44, 79,523.92 and 33,427.72 is: 46,133.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,621.44 : 79,523.92 = 33,427.72 : x
  2. Step 2: Convert to fraction form
    57,621.44/79,523.92 = 33,427.72/x
  3. Step 3: Cross multiply
    57,621.44x = 79,523.92 × 33,427.72
  4. Step 4: Simplify right side
    57,621.44x = 2,658,303,331.06
  5. Step 5: Solve for x
    x = 2,658,303,331.06/57,621.44
  6. Step 6: Final answer
    x = 46,133.93

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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.