Home / 12,933.60-19,374.48-10,600.80

Finding the Fourth Proportional to 12,933.60, 19,374.48 and 10,600.80

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Solution

The fourth proportional to 12,933.60, 19,374.48 and 10,600.80 is: 15,879.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,933.60 : 19,374.48 = 10,600.80 : x
  2. Step 2: Convert to fraction form
    12,933.60/19,374.48 = 10,600.80/x
  3. Step 3: Cross multiply
    12,933.60x = 19,374.48 × 10,600.80
  4. Step 4: Simplify right side
    12,933.60x = 205,384,987.58
  5. Step 5: Solve for x
    x = 205,384,987.58/12,933.60
  6. Step 6: Final answer
    x = 15,879.96

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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.