Home / 19,616.67-27,070.43-11,119.58

Finding the Fourth Proportional to 19,616.67, 27,070.43 and 11,119.58

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Solution

The fourth proportional to 19,616.67, 27,070.43 and 11,119.58 is: 15,344.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,616.67 : 27,070.43 = 11,119.58 : x
  2. Step 2: Convert to fraction form
    19,616.67/27,070.43 = 11,119.58/x
  3. Step 3: Cross multiply
    19,616.67x = 27,070.43 × 11,119.58
  4. Step 4: Simplify right side
    19,616.67x = 301,011,676.67
  5. Step 5: Solve for x
    x = 301,011,676.67/19,616.67
  6. Step 6: Final answer
    x = 15,344.69

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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.