Home / 22,007.40-33,012.62-8,859.80

Finding the Fourth Proportional to 22,007.40, 33,012.62 and 8,859.80

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Solution

The fourth proportional to 22,007.40, 33,012.62 and 8,859.80 is: 13,290.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,007.40 : 33,012.62 = 8,859.80 : x
  2. Step 2: Convert to fraction form
    22,007.40/33,012.62 = 8,859.80/x
  3. Step 3: Cross multiply
    22,007.40x = 33,012.62 × 8,859.80
  4. Step 4: Simplify right side
    22,007.40x = 292,485,210.68
  5. Step 5: Solve for x
    x = 292,485,210.68/22,007.40
  6. Step 6: Final answer
    x = 13,290.31

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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.