Home / 66,696.44-92,043.64-38,020.62

Finding the Fourth Proportional to 66,696.44, 92,043.64 and 38,020.62

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Solution

The fourth proportional to 66,696.44, 92,043.64 and 38,020.62 is: 52,469.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,696.44 : 92,043.64 = 38,020.62 : x
  2. Step 2: Convert to fraction form
    66,696.44/92,043.64 = 38,020.62/x
  3. Step 3: Cross multiply
    66,696.44x = 92,043.64 × 38,020.62
  4. Step 4: Simplify right side
    66,696.44x = 3,499,556,259.86
  5. Step 5: Solve for x
    x = 3,499,556,259.86/66,696.44
  6. Step 6: Final answer
    x = 52,469.91

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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.