Home / 19,963.58-27,549.14-11,011.08

Finding the Fourth Proportional to 19,963.58, 27,549.14 and 11,011.08

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Solution

The fourth proportional to 19,963.58, 27,549.14 and 11,011.08 is: 15,194.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,963.58 : 27,549.14 = 11,011.08 : x
  2. Step 2: Convert to fraction form
    19,963.58/27,549.14 = 11,011.08/x
  3. Step 3: Cross multiply
    19,963.58x = 27,549.14 × 11,011.08
  4. Step 4: Simplify right side
    19,963.58x = 303,345,784.47
  5. Step 5: Solve for x
    x = 303,345,784.47/19,963.58
  6. Step 6: Final answer
    x = 15,194.96

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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.