Home / 12,283.18-16,954.42-10,622.44

Finding the Fourth Proportional to 12,283.18, 16,954.42 and 10,622.44

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Solution

The fourth proportional to 12,283.18, 16,954.42 and 10,622.44 is: 14,662.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,283.18 : 16,954.42 = 10,622.44 : x
  2. Step 2: Convert to fraction form
    12,283.18/16,954.42 = 10,622.44/x
  3. Step 3: Cross multiply
    12,283.18x = 16,954.42 × 10,622.44
  4. Step 4: Simplify right side
    12,283.18x = 180,097,309.18
  5. Step 5: Solve for x
    x = 180,097,309.18/12,283.18
  6. Step 6: Final answer
    x = 14,662.11

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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.