Home / 12,996.36-19,478.38-5,968.91

Finding the Fourth Proportional to 12,996.36, 19,478.38 and 5,968.91

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Solution

The fourth proportional to 12,996.36, 19,478.38 and 5,968.91 is: 8,945.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,996.36 : 19,478.38 = 5,968.91 : x
  2. Step 2: Convert to fraction form
    12,996.36/19,478.38 = 5,968.91/x
  3. Step 3: Cross multiply
    12,996.36x = 19,478.38 × 5,968.91
  4. Step 4: Simplify right side
    12,996.36x = 116,264,697.17
  5. Step 5: Solve for x
    x = 116,264,697.17/12,996.36
  6. Step 6: Final answer
    x = 8,945.95

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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.