Home / 22,046.99-30,424.61-11,975.45

Finding the Fourth Proportional to 22,046.99, 30,424.61 and 11,975.45

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Solution

The fourth proportional to 22,046.99, 30,424.61 and 11,975.45 is: 16,525.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,046.99 : 30,424.61 = 11,975.45 : x
  2. Step 2: Convert to fraction form
    22,046.99/30,424.61 = 11,975.45/x
  3. Step 3: Cross multiply
    22,046.99x = 30,424.61 × 11,975.45
  4. Step 4: Simplify right side
    22,046.99x = 364,348,273.64
  5. Step 5: Solve for x
    x = 364,348,273.64/22,046.99
  6. Step 6: Final answer
    x = 16,525.99

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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.