Home / 33,276.20-45,928.86-19,137.20

Finding the Fourth Proportional to 33,276.20, 45,928.86 and 19,137.20

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Solution

The fourth proportional to 33,276.20, 45,928.86 and 19,137.20 is: 26,413.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,276.20 : 45,928.86 = 19,137.20 : x
  2. Step 2: Convert to fraction form
    33,276.20/45,928.86 = 19,137.20/x
  3. Step 3: Cross multiply
    33,276.20x = 45,928.86 × 19,137.20
  4. Step 4: Simplify right side
    33,276.20x = 878,949,779.59
  5. Step 5: Solve for x
    x = 878,949,779.59/33,276.20
  6. Step 6: Final answer
    x = 26,413.77

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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.