Home / 19,016.12-26,242.41-10,517.79

Finding the Fourth Proportional to 19,016.12, 26,242.41 and 10,517.79

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Solution

The fourth proportional to 19,016.12, 26,242.41 and 10,517.79 is: 14,514.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,016.12 : 26,242.41 = 10,517.79 : x
  2. Step 2: Convert to fraction form
    19,016.12/26,242.41 = 10,517.79/x
  3. Step 3: Cross multiply
    19,016.12x = 26,242.41 × 10,517.79
  4. Step 4: Simplify right side
    19,016.12x = 276,012,157.47
  5. Step 5: Solve for x
    x = 276,012,157.47/19,016.12
  6. Step 6: Final answer
    x = 14,514.64

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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.