Home / 22,190.28-33,261.74-11,075.08

Finding the Fourth Proportional to 22,190.28, 33,261.74 and 11,075.08

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Solution

The fourth proportional to 22,190.28, 33,261.74 and 11,075.08 is: 16,600.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,190.28 : 33,261.74 = 11,075.08 : x
  2. Step 2: Convert to fraction form
    22,190.28/33,261.74 = 11,075.08/x
  3. Step 3: Cross multiply
    22,190.28x = 33,261.74 × 11,075.08
  4. Step 4: Simplify right side
    22,190.28x = 368,376,431.44
  5. Step 5: Solve for x
    x = 368,376,431.44/22,190.28
  6. Step 6: Final answer
    x = 16,600.80

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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.