Home / 22,084.84-30,483.30-12,656.44

Finding the Fourth Proportional to 22,084.84, 30,483.30 and 12,656.44

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Solution

The fourth proportional to 22,084.84, 30,483.30 and 12,656.44 is: 17,469.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,084.84 : 30,483.30 = 12,656.44 : x
  2. Step 2: Convert to fraction form
    22,084.84/30,483.30 = 12,656.44/x
  3. Step 3: Cross multiply
    22,084.84x = 30,483.30 × 12,656.44
  4. Step 4: Simplify right side
    22,084.84x = 385,810,057.45
  5. Step 5: Solve for x
    x = 385,810,057.45/22,084.84
  6. Step 6: Final answer
    x = 17,469.45

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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.