Home / 14,012.16-19,336.68-8,043.60

Finding the Fourth Proportional to 14,012.16, 19,336.68 and 8,043.60

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Solution

The fourth proportional to 14,012.16, 19,336.68 and 8,043.60 is: 11,100.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,012.16 : 19,336.68 = 8,043.60 : x
  2. Step 2: Convert to fraction form
    14,012.16/19,336.68 = 8,043.60/x
  3. Step 3: Cross multiply
    14,012.16x = 19,336.68 × 8,043.60
  4. Step 4: Simplify right side
    14,012.16x = 155,536,519.25
  5. Step 5: Solve for x
    x = 155,536,519.25/14,012.16
  6. Step 6: Final answer
    x = 11,100.11

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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.