Home / 33,388.32-46,071.36-19,956.72

Finding the Fourth Proportional to 33,388.32, 46,071.36 and 19,956.72

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Solution

The fourth proportional to 33,388.32, 46,071.36 and 19,956.72 is: 27,537.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,388.32 : 46,071.36 = 19,956.72 : x
  2. Step 2: Convert to fraction form
    33,388.32/46,071.36 = 19,956.72/x
  3. Step 3: Cross multiply
    33,388.32x = 46,071.36 × 19,956.72
  4. Step 4: Simplify right side
    33,388.32x = 919,433,231.54
  5. Step 5: Solve for x
    x = 919,433,231.54/33,388.32
  6. Step 6: Final answer
    x = 27,537.57

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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.