Home / 19,723.30-27,216.96-10,769.02

Finding the Fourth Proportional to 19,723.30, 27,216.96 and 10,769.02

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Solution

The fourth proportional to 19,723.30, 27,216.96 and 10,769.02 is: 14,860.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,723.30 : 27,216.96 = 10,769.02 : x
  2. Step 2: Convert to fraction form
    19,723.30/27,216.96 = 10,769.02/x
  3. Step 3: Cross multiply
    19,723.30x = 27,216.96 × 10,769.02
  4. Step 4: Simplify right side
    19,723.30x = 293,099,986.58
  5. Step 5: Solve for x
    x = 293,099,986.58/19,723.30
  6. Step 6: Final answer
    x = 14,860.60

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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.