Home / 34,830.54-48,065.46-19,722.96

Finding the Fourth Proportional to 34,830.54, 48,065.46 and 19,722.96

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Solution

The fourth proportional to 34,830.54, 48,065.46 and 19,722.96 is: 27,217.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,830.54 : 48,065.46 = 19,722.96 : x
  2. Step 2: Convert to fraction form
    34,830.54/48,065.46 = 19,722.96/x
  3. Step 3: Cross multiply
    34,830.54x = 48,065.46 × 19,722.96
  4. Step 4: Simplify right side
    34,830.54x = 947,993,144.96
  5. Step 5: Solve for x
    x = 947,993,144.96/34,830.54
  6. Step 6: Final answer
    x = 27,217.30

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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.