Home / 33,272.80-45,924.18-21,944.32

Finding the Fourth Proportional to 33,272.80, 45,924.18 and 21,944.32

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Solution

The fourth proportional to 33,272.80, 45,924.18 and 21,944.32 is: 30,288.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,272.80 : 45,924.18 = 21,944.32 : x
  2. Step 2: Convert to fraction form
    33,272.80/45,924.18 = 21,944.32/x
  3. Step 3: Cross multiply
    33,272.80x = 45,924.18 × 21,944.32
  4. Step 4: Simplify right side
    33,272.80x = 1,007,774,901.66
  5. Step 5: Solve for x
    x = 1,007,774,901.66/33,272.80
  6. Step 6: Final answer
    x = 30,288.25

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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.