Home / 19,100.25-26,358.55-10,716.75

Finding the Fourth Proportional to 19,100.25, 26,358.55 and 10,716.75

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Solution

The fourth proportional to 19,100.25, 26,358.55 and 10,716.75 is: 14,789.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,100.25 : 26,358.55 = 10,716.75 : x
  2. Step 2: Convert to fraction form
    19,100.25/26,358.55 = 10,716.75/x
  3. Step 3: Cross multiply
    19,100.25x = 26,358.55 × 10,716.75
  4. Step 4: Simplify right side
    19,100.25x = 282,477,963.92
  5. Step 5: Solve for x
    x = 282,477,963.92/19,100.25
  6. Step 6: Final answer
    x = 14,789.23

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Half scale
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Double scale
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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.