Home / 19,954.59-27,536.81-11,001.95

Finding the Fourth Proportional to 19,954.59, 27,536.81 and 11,001.95

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Solution

The fourth proportional to 19,954.59, 27,536.81 and 11,001.95 is: 15,182.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,954.59 : 27,536.81 = 11,001.95 : x
  2. Step 2: Convert to fraction form
    19,954.59/27,536.81 = 11,001.95/x
  3. Step 3: Cross multiply
    19,954.59x = 27,536.81 × 11,001.95
  4. Step 4: Simplify right side
    19,954.59x = 302,958,469.10
  5. Step 5: Solve for x
    x = 302,958,469.10/19,954.59
  6. Step 6: Final answer
    x = 15,182.40

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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.