Home / 38,284.56-52,837.44-21,517.56

Finding the Fourth Proportional to 38,284.56, 52,837.44 and 21,517.56

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Solution

The fourth proportional to 38,284.56, 52,837.44 and 21,517.56 is: 29,696.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,284.56 : 52,837.44 = 21,517.56 : x
  2. Step 2: Convert to fraction form
    38,284.56/52,837.44 = 21,517.56/x
  3. Step 3: Cross multiply
    38,284.56x = 52,837.44 × 21,517.56
  4. Step 4: Simplify right side
    38,284.56x = 1,136,932,785.45
  5. Step 5: Solve for x
    x = 1,136,932,785.45/38,284.56
  6. Step 6: Final answer
    x = 29,696.90

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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.