Home / 20,069.13-27,693.15-11,114.38

Finding the Fourth Proportional to 20,069.13, 27,693.15 and 11,114.38

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Solution

The fourth proportional to 20,069.13, 27,693.15 and 11,114.38 is: 15,336.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,069.13 : 27,693.15 = 11,114.38 : x
  2. Step 2: Convert to fraction form
    20,069.13/27,693.15 = 11,114.38/x
  3. Step 3: Cross multiply
    20,069.13x = 27,693.15 × 11,114.38
  4. Step 4: Simplify right side
    20,069.13x = 307,792,054.03
  5. Step 5: Solve for x
    x = 307,792,054.03/20,069.13
  6. Step 6: Final answer
    x = 15,336.59

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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.