Home / 19,620.48-29,426.88-5,766.24

Finding the Fourth Proportional to 19,620.48, 29,426.88 and 5,766.24

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Solution

The fourth proportional to 19,620.48, 29,426.88 and 5,766.24 is: 8,648.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,620.48 : 29,426.88 = 5,766.24 : x
  2. Step 2: Convert to fraction form
    19,620.48/29,426.88 = 5,766.24/x
  3. Step 3: Cross multiply
    19,620.48x = 29,426.88 × 5,766.24
  4. Step 4: Simplify right side
    19,620.48x = 169,682,452.53
  5. Step 5: Solve for x
    x = 169,682,452.53/19,620.48
  6. Step 6: Final answer
    x = 8,648.23

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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.