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Finding the Fourth Proportional to 46,950, 70,452.18 and 17,388.60

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Solution

The fourth proportional to 46,950, 70,452.18 and 17,388.60 is: 26,092.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,950 : 70,452.18 = 17,388.60 : x
  2. Step 2: Convert to fraction form
    46,950/70,452.18 = 17,388.60/x
  3. Step 3: Cross multiply
    46,950x = 70,452.18 × 17,388.60
  4. Step 4: Simplify right side
    46,950x = 1,225,064,777.15
  5. Step 5: Solve for x
    x = 1,225,064,777.15/46,950
  6. Step 6: Final answer
    x = 26,092.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.