Home / 22,784.40-34,114.84-11,817.36

Finding the Fourth Proportional to 22,784.40, 34,114.84 and 11,817.36

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Solution

The fourth proportional to 22,784.40, 34,114.84 and 11,817.36 is: 17,694.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,784.40 : 34,114.84 = 11,817.36 : x
  2. Step 2: Convert to fraction form
    22,784.40/34,114.84 = 11,817.36/x
  3. Step 3: Cross multiply
    22,784.40x = 34,114.84 × 11,817.36
  4. Step 4: Simplify right side
    22,784.40x = 403,147,345.62
  5. Step 5: Solve for x
    x = 403,147,345.62/22,784.40
  6. Step 6: Final answer
    x = 17,694.01

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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.