Home / 19,601.27-27,047.81-11,101.70

Finding the Fourth Proportional to 19,601.27, 27,047.81 and 11,101.70

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Solution

The fourth proportional to 19,601.27, 27,047.81 and 11,101.70 is: 15,319.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,601.27 : 27,047.81 = 11,101.70 : x
  2. Step 2: Convert to fraction form
    19,601.27/27,047.81 = 11,101.70/x
  3. Step 3: Cross multiply
    19,601.27x = 27,047.81 × 11,101.70
  4. Step 4: Simplify right side
    19,601.27x = 300,276,629.13
  5. Step 5: Solve for x
    x = 300,276,629.13/19,601.27
  6. Step 6: Final answer
    x = 15,319.24

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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.