Home / 19,616.17-27,069.74-11,119.07

Finding the Fourth Proportional to 19,616.17, 27,069.74 and 11,119.07

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Solution

The fourth proportional to 19,616.17, 27,069.74 and 11,119.07 is: 15,344.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,616.17 : 27,069.74 = 11,119.07 : x
  2. Step 2: Convert to fraction form
    19,616.17/27,069.74 = 11,119.07/x
  3. Step 3: Cross multiply
    19,616.17x = 27,069.74 × 11,119.07
  4. Step 4: Simplify right side
    19,616.17x = 300,990,429.41
  5. Step 5: Solve for x
    x = 300,990,429.41/19,616.17
  6. Step 6: Final answer
    x = 15,344.00

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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.