Home / 14,815.80-22,223.70-4,427.55

Finding the Fourth Proportional to 14,815.80, 22,223.70 and 4,427.55

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Solution

The fourth proportional to 14,815.80, 22,223.70 and 4,427.55 is: 6,641.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,815.80 : 22,223.70 = 4,427.55 : x
  2. Step 2: Convert to fraction form
    14,815.80/22,223.70 = 4,427.55/x
  3. Step 3: Cross multiply
    14,815.80x = 22,223.70 × 4,427.55
  4. Step 4: Simplify right side
    14,815.80x = 98,396,542.94
  5. Step 5: Solve for x
    x = 98,396,542.94/14,815.80
  6. Step 6: Final answer
    x = 6,641.33

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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.