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Finding the Fourth Proportional to 58,617.59, 80,890.39 and 33,467.09

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Solution

The fourth proportional to 58,617.59, 80,890.39 and 33,467.09 is: 46,183.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,617.59 : 80,890.39 = 33,467.09 : x
  2. Step 2: Convert to fraction form
    58,617.59/80,890.39 = 33,467.09/x
  3. Step 3: Cross multiply
    58,617.59x = 80,890.39 × 33,467.09
  4. Step 4: Simplify right side
    58,617.59x = 2,707,165,962.27
  5. Step 5: Solve for x
    x = 2,707,165,962.27/58,617.59
  6. Step 6: Final answer
    x = 46,183.51

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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.