Home / 19,618.30-27,061.11-17,106.44

Finding the Fourth Proportional to 19,618.30, 27,061.11 and 17,106.44

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Solution

The fourth proportional to 19,618.30, 27,061.11 and 17,106.44 is: 23,596.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,618.30 : 27,061.11 = 17,106.44 : x
  2. Step 2: Convert to fraction form
    19,618.30/27,061.11 = 17,106.44/x
  3. Step 3: Cross multiply
    19,618.30x = 27,061.11 × 17,106.44
  4. Step 4: Simplify right side
    19,618.30x = 462,919,211.32
  5. Step 5: Solve for x
    x = 462,919,211.32/19,618.30
  6. Step 6: Final answer
    x = 23,596.29

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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.