Home / 14,442.55-19,930.48-8,069.27

Finding the Fourth Proportional to 14,442.55, 19,930.48 and 8,069.27

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Solution

The fourth proportional to 14,442.55, 19,930.48 and 8,069.27 is: 11,135.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,442.55 : 19,930.48 = 8,069.27 : x
  2. Step 2: Convert to fraction form
    14,442.55/19,930.48 = 8,069.27/x
  3. Step 3: Cross multiply
    14,442.55x = 19,930.48 × 8,069.27
  4. Step 4: Simplify right side
    14,442.55x = 160,824,439.33
  5. Step 5: Solve for x
    x = 160,824,439.33/14,442.55
  6. Step 6: Final answer
    x = 11,135.46

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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.