Home / 19,102.14-28,654.02-11,701.98

Finding the Fourth Proportional to 19,102.14, 28,654.02 and 11,701.98

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Solution

The fourth proportional to 19,102.14, 28,654.02 and 11,701.98 is: 17,553.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,102.14 : 28,654.02 = 11,701.98 : x
  2. Step 2: Convert to fraction form
    19,102.14/28,654.02 = 11,701.98/x
  3. Step 3: Cross multiply
    19,102.14x = 28,654.02 × 11,701.98
  4. Step 4: Simplify right side
    19,102.14x = 335,308,768.96
  5. Step 5: Solve for x
    x = 335,308,768.96/19,102.14
  6. Step 6: Final answer
    x = 17,553.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.