Home / 45,076.40-67,618.60-11,796.33

Finding the Fourth Proportional to 45,076.40, 67,618.60 and 11,796.33

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Solution

The fourth proportional to 45,076.40, 67,618.60 and 11,796.33 is: 17,695.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,076.40 : 67,618.60 = 11,796.33 : x
  2. Step 2: Convert to fraction form
    45,076.40/67,618.60 = 11,796.33/x
  3. Step 3: Cross multiply
    45,076.40x = 67,618.60 × 11,796.33
  4. Step 4: Simplify right side
    45,076.40x = 797,651,543.82
  5. Step 5: Solve for x
    x = 797,651,543.82/45,076.40
  6. Step 6: Final answer
    x = 17,695.55

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1.5x scale

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.