Home / 57,837.30-79,832.40-33,643.92

Finding the Fourth Proportional to 57,837.30, 79,832.40 and 33,643.92

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Solution

The fourth proportional to 57,837.30, 79,832.40 and 33,643.92 is: 46,438.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,837.30 : 79,832.40 = 33,643.92 : x
  2. Step 2: Convert to fraction form
    57,837.30/79,832.40 = 33,643.92/x
  3. Step 3: Cross multiply
    57,837.30x = 79,832.40 × 33,643.92
  4. Step 4: Simplify right side
    57,837.30x = 2,685,874,879.01
  5. Step 5: Solve for x
    x = 2,685,874,879.01/57,837.30
  6. Step 6: Final answer
    x = 46,438.46

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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.