Home / 22,056.44-30,435.90-12,625.88

Finding the Fourth Proportional to 22,056.44, 30,435.90 and 12,625.88

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Solution

The fourth proportional to 22,056.44, 30,435.90 and 12,625.88 is: 17,422.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,056.44 : 30,435.90 = 12,625.88 : x
  2. Step 2: Convert to fraction form
    22,056.44/30,435.90 = 12,625.88/x
  3. Step 3: Cross multiply
    22,056.44x = 30,435.90 × 12,625.88
  4. Step 4: Simplify right side
    22,056.44x = 384,280,021.09
  5. Step 5: Solve for x
    x = 384,280,021.09/22,056.44
  6. Step 6: Final answer
    x = 17,422.58

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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.