Home / 19,841.07-27,381.18-11,226.56

Finding the Fourth Proportional to 19,841.07, 27,381.18 and 11,226.56

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Solution

The fourth proportional to 19,841.07, 27,381.18 and 11,226.56 is: 15,492.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,841.07 : 27,381.18 = 11,226.56 : x
  2. Step 2: Convert to fraction form
    19,841.07/27,381.18 = 11,226.56/x
  3. Step 3: Cross multiply
    19,841.07x = 27,381.18 × 11,226.56
  4. Step 4: Simplify right side
    19,841.07x = 307,396,323.23
  5. Step 5: Solve for x
    x = 307,396,323.23/19,841.07
  6. Step 6: Final answer
    x = 15,492.93

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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.