Home / 11,769.08-17,659.63-7,823.02

Finding the Fourth Proportional to 11,769.08, 17,659.63 and 7,823.02

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Solution

The fourth proportional to 11,769.08, 17,659.63 and 7,823.02 is: 11,738.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,769.08 : 17,659.63 = 7,823.02 : x
  2. Step 2: Convert to fraction form
    11,769.08/17,659.63 = 7,823.02/x
  3. Step 3: Cross multiply
    11,769.08x = 17,659.63 × 7,823.02
  4. Step 4: Simplify right side
    11,769.08x = 138,151,685.84
  5. Step 5: Solve for x
    x = 138,151,685.84/11,769.08
  6. Step 6: Final answer
    x = 11,738.53

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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.