Home / 33,276.32-45,921.31-19,137.36

Finding the Fourth Proportional to 33,276.32, 45,921.31 and 19,137.36

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Solution

The fourth proportional to 33,276.32, 45,921.31 and 19,137.36 is: 26,409.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,276.32 : 45,921.31 = 19,137.36 : x
  2. Step 2: Convert to fraction form
    33,276.32/45,921.31 = 19,137.36/x
  3. Step 3: Cross multiply
    33,276.32x = 45,921.31 × 19,137.36
  4. Step 4: Simplify right side
    33,276.32x = 878,812,641.14
  5. Step 5: Solve for x
    x = 878,812,641.14/33,276.32
  6. Step 6: Final answer
    x = 26,409.55

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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.