Home / 19,786.90-27,306.53-10,835.23

Finding the Fourth Proportional to 19,786.90, 27,306.53 and 10,835.23

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Solution

The fourth proportional to 19,786.90, 27,306.53 and 10,835.23 is: 14,952.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,786.90 : 27,306.53 = 10,835.23 : x
  2. Step 2: Convert to fraction form
    19,786.90/27,306.53 = 10,835.23/x
  3. Step 3: Cross multiply
    19,786.90x = 27,306.53 × 10,835.23
  4. Step 4: Simplify right side
    19,786.90x = 295,872,533.05
  5. Step 5: Solve for x
    x = 295,872,533.05/19,786.90
  6. Step 6: Final answer
    x = 14,952.95

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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.