Home / 19,820.01-27,351.84-11,323.26

Finding the Fourth Proportional to 19,820.01, 27,351.84 and 11,323.26

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Solution

The fourth proportional to 19,820.01, 27,351.84 and 11,323.26 is: 15,626.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,820.01 : 27,351.84 = 11,323.26 : x
  2. Step 2: Convert to fraction form
    19,820.01/27,351.84 = 11,323.26/x
  3. Step 3: Cross multiply
    19,820.01x = 27,351.84 × 11,323.26
  4. Step 4: Simplify right side
    19,820.01x = 309,711,995.80
  5. Step 5: Solve for x
    x = 309,711,995.80/19,820.01
  6. Step 6: Final answer
    x = 15,626.23

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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.