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Finding the Fourth Proportional to 62,558.62, 86,330.94 and 33,878.51

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Solution

The fourth proportional to 62,558.62, 86,330.94 and 33,878.51 is: 46,752.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,558.62 : 86,330.94 = 33,878.51 : x
  2. Step 2: Convert to fraction form
    62,558.62/86,330.94 = 33,878.51/x
  3. Step 3: Cross multiply
    62,558.62x = 86,330.94 × 33,878.51
  4. Step 4: Simplify right side
    62,558.62x = 2,924,763,182.44
  5. Step 5: Solve for x
    x = 2,924,763,182.44/62,558.62
  6. Step 6: Final answer
    x = 46,752.36

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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.