Home / 19,786.95-27,306.14-10,835.28

Finding the Fourth Proportional to 19,786.95, 27,306.14 and 10,835.28

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Solution

The fourth proportional to 19,786.95, 27,306.14 and 10,835.28 is: 14,952.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,786.95 : 27,306.14 = 10,835.28 : x
  2. Step 2: Convert to fraction form
    19,786.95/27,306.14 = 10,835.28/x
  3. Step 3: Cross multiply
    19,786.95x = 27,306.14 × 10,835.28
  4. Step 4: Simplify right side
    19,786.95x = 295,869,618.44
  5. Step 5: Solve for x
    x = 295,869,618.44/19,786.95
  6. Step 6: Final answer
    x = 14,952.77

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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.