Home / 22,075.80-33,113.70-13,306.20

Finding the Fourth Proportional to 22,075.80, 33,113.70 and 13,306.20

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Solution

The fourth proportional to 22,075.80, 33,113.70 and 13,306.20 is: 19,959.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,075.80 : 33,113.70 = 13,306.20 : x
  2. Step 2: Convert to fraction form
    22,075.80/33,113.70 = 13,306.20/x
  3. Step 3: Cross multiply
    22,075.80x = 33,113.70 × 13,306.20
  4. Step 4: Simplify right side
    22,075.80x = 440,617,514.94
  5. Step 5: Solve for x
    x = 440,617,514.94/22,075.80
  6. Step 6: Final answer
    x = 19,959.30

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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.