Home / 33,663.44-46,436.28-21,066.32

Finding the Fourth Proportional to 33,663.44, 46,436.28 and 21,066.32

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Solution

The fourth proportional to 33,663.44, 46,436.28 and 21,066.32 is: 29,059.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,663.44 : 46,436.28 = 21,066.32 : x
  2. Step 2: Convert to fraction form
    33,663.44/46,436.28 = 21,066.32/x
  3. Step 3: Cross multiply
    33,663.44x = 46,436.28 × 21,066.32
  4. Step 4: Simplify right side
    33,663.44x = 978,241,534.09
  5. Step 5: Solve for x
    x = 978,241,534.09/33,663.44
  6. Step 6: Final answer
    x = 29,059.46

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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.