Home / 19,940.36-29,903.54-5,896.64

Finding the Fourth Proportional to 19,940.36, 29,903.54 and 5,896.64

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Solution

The fourth proportional to 19,940.36, 29,903.54 and 5,896.64 is: 8,842.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,940.36 : 29,903.54 = 5,896.64 : x
  2. Step 2: Convert to fraction form
    19,940.36/29,903.54 = 5,896.64/x
  3. Step 3: Cross multiply
    19,940.36x = 29,903.54 × 5,896.64
  4. Step 4: Simplify right side
    19,940.36x = 176,330,410.11
  5. Step 5: Solve for x
    x = 176,330,410.11/19,940.36
  6. Step 6: Final answer
    x = 8,842.89

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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.