Home / 33,022.77-49,533.75-15,480.20

Finding the Fourth Proportional to 33,022.77, 49,533.75 and 15,480.20

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Solution

The fourth proportional to 33,022.77, 49,533.75 and 15,480.20 is: 23,220.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,022.77 : 49,533.75 = 15,480.20 : x
  2. Step 2: Convert to fraction form
    33,022.77/49,533.75 = 15,480.20/x
  3. Step 3: Cross multiply
    33,022.77x = 49,533.75 × 15,480.20
  4. Step 4: Simplify right side
    33,022.77x = 766,792,109.08
  5. Step 5: Solve for x
    x = 766,792,109.08/33,022.77
  6. Step 6: Final answer
    x = 23,220.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.