Home / 48,698.97-67,205.42-28,570.33

Finding the Fourth Proportional to 48,698.97, 67,205.42 and 28,570.33

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Solution

The fourth proportional to 48,698.97, 67,205.42 and 28,570.33 is: 39,427.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,698.97 : 67,205.42 = 28,570.33 : x
  2. Step 2: Convert to fraction form
    48,698.97/67,205.42 = 28,570.33/x
  3. Step 3: Cross multiply
    48,698.97x = 67,205.42 × 28,570.33
  4. Step 4: Simplify right side
    48,698.97x = 1,920,081,027.19
  5. Step 5: Solve for x
    x = 1,920,081,027.19/48,698.97
  6. Step 6: Final answer
    x = 39,427.55

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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.