Home / 19,886.14-27,443.06-10,933.70

Finding the Fourth Proportional to 19,886.14, 27,443.06 and 10,933.70

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Solution

The fourth proportional to 19,886.14, 27,443.06 and 10,933.70 is: 15,088.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,886.14 : 27,443.06 = 10,933.70 : x
  2. Step 2: Convert to fraction form
    19,886.14/27,443.06 = 10,933.70/x
  3. Step 3: Cross multiply
    19,886.14x = 27,443.06 × 10,933.70
  4. Step 4: Simplify right side
    19,886.14x = 300,054,185.12
  5. Step 5: Solve for x
    x = 300,054,185.12/19,886.14
  6. Step 6: Final answer
    x = 15,088.61

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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.