Home / 20,044.50-27,643.14-17,210.99

Finding the Fourth Proportional to 20,044.50, 27,643.14 and 17,210.99

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Solution

The fourth proportional to 20,044.50, 27,643.14 and 17,210.99 is: 23,735.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,044.50 : 27,643.14 = 17,210.99 : x
  2. Step 2: Convert to fraction form
    20,044.50/27,643.14 = 17,210.99/x
  3. Step 3: Cross multiply
    20,044.50x = 27,643.14 × 17,210.99
  4. Step 4: Simplify right side
    20,044.50x = 475,765,693.97
  5. Step 5: Solve for x
    x = 475,765,693.97/20,044.50
  6. Step 6: Final answer
    x = 23,735.47

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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.