Home / 33,277.32-45,930.54-19,138.32

Finding the Fourth Proportional to 33,277.32, 45,930.54 and 19,138.32

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Solution

The fourth proportional to 33,277.32, 45,930.54 and 19,138.32 is: 26,415.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,277.32 : 45,930.54 = 19,138.32 : x
  2. Step 2: Convert to fraction form
    33,277.32/45,930.54 = 19,138.32/x
  3. Step 3: Cross multiply
    33,277.32x = 45,930.54 × 19,138.32
  4. Step 4: Simplify right side
    33,277.32x = 879,033,372.29
  5. Step 5: Solve for x
    x = 879,033,372.29/33,277.32
  6. Step 6: Final answer
    x = 26,415.39

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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.