Home / 22,069.01-30,454.49-12,635.75

Finding the Fourth Proportional to 22,069.01, 30,454.49 and 12,635.75

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Solution

The fourth proportional to 22,069.01, 30,454.49 and 12,635.75 is: 17,436.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,069.01 : 30,454.49 = 12,635.75 : x
  2. Step 2: Convert to fraction form
    22,069.01/30,454.49 = 12,635.75/x
  3. Step 3: Cross multiply
    22,069.01x = 30,454.49 × 12,635.75
  4. Step 4: Simplify right side
    22,069.01x = 384,815,106.57
  5. Step 5: Solve for x
    x = 384,815,106.57/22,069.01
  6. Step 6: Final answer
    x = 17,436.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.