Home / 38,216.40-57,367.80-22,642.80

Finding the Fourth Proportional to 38,216.40, 57,367.80 and 22,642.80

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Solution

The fourth proportional to 38,216.40, 57,367.80 and 22,642.80 is: 33,989.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,216.40 : 57,367.80 = 22,642.80 : x
  2. Step 2: Convert to fraction form
    38,216.40/57,367.80 = 22,642.80/x
  3. Step 3: Cross multiply
    38,216.40x = 57,367.80 × 22,642.80
  4. Step 4: Simplify right side
    38,216.40x = 1,298,967,621.84
  5. Step 5: Solve for x
    x = 1,298,967,621.84/38,216.40
  6. Step 6: Final answer
    x = 33,989.80

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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.