Home / 45,573.21-68,403.60-22,216.05

Finding the Fourth Proportional to 45,573.21, 68,403.60 and 22,216.05

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Solution

The fourth proportional to 45,573.21, 68,403.60 and 22,216.05 is: 33,345.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,573.21 : 68,403.60 = 22,216.05 : x
  2. Step 2: Convert to fraction form
    45,573.21/68,403.60 = 22,216.05/x
  3. Step 3: Cross multiply
    45,573.21x = 68,403.60 × 22,216.05
  4. Step 4: Simplify right side
    45,573.21x = 1,519,657,797.78
  5. Step 5: Solve for x
    x = 1,519,657,797.78/45,573.21
  6. Step 6: Final answer
    x = 33,345.42

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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.