Home / 22,075.20-33,161.40-15,514.20

Finding the Fourth Proportional to 22,075.20, 33,161.40 and 15,514.20

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Solution

The fourth proportional to 22,075.20, 33,161.40 and 15,514.20 is: 23,305.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,075.20 : 33,161.40 = 15,514.20 : x
  2. Step 2: Convert to fraction form
    22,075.20/33,161.40 = 15,514.20/x
  3. Step 3: Cross multiply
    22,075.20x = 33,161.40 × 15,514.20
  4. Step 4: Simplify right side
    22,075.20x = 514,472,591.88
  5. Step 5: Solve for x
    x = 514,472,591.88/22,075.20
  6. Step 6: Final answer
    x = 23,305.46

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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.