Home / 13,968.96-19,287.04-9,263.04

Finding the Fourth Proportional to 13,968.96, 19,287.04 and 9,263.04

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Solution

The fourth proportional to 13,968.96, 19,287.04 and 9,263.04 is: 12,789.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,968.96 : 19,287.04 = 9,263.04 : x
  2. Step 2: Convert to fraction form
    13,968.96/19,287.04 = 9,263.04/x
  3. Step 3: Cross multiply
    13,968.96x = 19,287.04 × 9,263.04
  4. Step 4: Simplify right side
    13,968.96x = 178,656,623.00
  5. Step 5: Solve for x
    x = 178,656,623.00/13,968.96
  6. Step 6: Final answer
    x = 12,789.54

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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.