Home / 19,616.58-27,068.04-11,118.33

Finding the Fourth Proportional to 19,616.58, 27,068.04 and 11,118.33

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Solution

The fourth proportional to 19,616.58, 27,068.04 and 11,118.33 is: 15,341.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,616.58 : 27,068.04 = 11,118.33 : x
  2. Step 2: Convert to fraction form
    19,616.58/27,068.04 = 11,118.33/x
  3. Step 3: Cross multiply
    19,616.58x = 27,068.04 × 11,118.33
  4. Step 4: Simplify right side
    19,616.58x = 300,951,401.17
  5. Step 5: Solve for x
    x = 300,951,401.17/19,616.58
  6. Step 6: Final answer
    x = 15,341.69

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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.