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Finding the Fourth Proportional to 62,575.53, 86,353.78 and 33,894.55

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Solution

The fourth proportional to 62,575.53, 86,353.78 and 33,894.55 is: 46,774.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,575.53 : 86,353.78 = 33,894.55 : x
  2. Step 2: Convert to fraction form
    62,575.53/86,353.78 = 33,894.55/x
  3. Step 3: Cross multiply
    62,575.53x = 86,353.78 × 33,894.55
  4. Step 4: Simplify right side
    62,575.53x = 2,926,922,513.90
  5. Step 5: Solve for x
    x = 2,926,922,513.90/62,575.53
  6. Step 6: Final answer
    x = 46,774.23

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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.