Home / 19,625.80-29,438.70-4,834.60

Finding the Fourth Proportional to 19,625.80, 29,438.70 and 4,834.60

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Solution

The fourth proportional to 19,625.80, 29,438.70 and 4,834.60 is: 7,251.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,625.80 : 29,438.70 = 4,834.60 : x
  2. Step 2: Convert to fraction form
    19,625.80/29,438.70 = 4,834.60/x
  3. Step 3: Cross multiply
    19,625.80x = 29,438.70 × 4,834.60
  4. Step 4: Simplify right side
    19,625.80x = 142,324,339.02
  5. Step 5: Solve for x
    x = 142,324,339.02/19,625.80
  6. Step 6: Final answer
    x = 7,251.90

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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.