Home / 22,442.40-33,623.10-10,729.80

Finding the Fourth Proportional to 22,442.40, 33,623.10 and 10,729.80

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Solution

The fourth proportional to 22,442.40, 33,623.10 and 10,729.80 is: 16,075.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,442.40 : 33,623.10 = 10,729.80 : x
  2. Step 2: Convert to fraction form
    22,442.40/33,623.10 = 10,729.80/x
  3. Step 3: Cross multiply
    22,442.40x = 33,623.10 × 10,729.80
  4. Step 4: Simplify right side
    22,442.40x = 360,769,138.38
  5. Step 5: Solve for x
    x = 360,769,138.38/22,442.40
  6. Step 6: Final answer
    x = 16,075.34

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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.