Home / 57,715.44-79,641.90-33,509.94

Finding the Fourth Proportional to 57,715.44, 79,641.90 and 33,509.94

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Solution

The fourth proportional to 57,715.44, 79,641.90 and 33,509.94 is: 46,240.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,715.44 : 79,641.90 = 33,509.94 : x
  2. Step 2: Convert to fraction form
    57,715.44/79,641.90 = 33,509.94/x
  3. Step 3: Cross multiply
    57,715.44x = 79,641.90 × 33,509.94
  4. Step 4: Simplify right side
    57,715.44x = 2,668,795,290.49
  5. Step 5: Solve for x
    x = 2,668,795,290.49/57,715.44
  6. Step 6: Final answer
    x = 46,240.58

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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.