Home / 57,496.64-79,345.31-33,618.65

Finding the Fourth Proportional to 57,496.64, 79,345.31 and 33,618.65

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Solution

The fourth proportional to 57,496.64, 79,345.31 and 33,618.65 is: 46,393.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,496.64 : 79,345.31 = 33,618.65 : x
  2. Step 2: Convert to fraction form
    57,496.64/79,345.31 = 33,618.65/x
  3. Step 3: Cross multiply
    57,496.64x = 79,345.31 × 33,618.65
  4. Step 4: Simplify right side
    57,496.64x = 2,667,481,641.21
  5. Step 5: Solve for x
    x = 2,667,481,641.21/57,496.64
  6. Step 6: Final answer
    x = 46,393.70

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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.