Home / 19,708.73-27,198.63-10,756.81

Finding the Fourth Proportional to 19,708.73, 27,198.63 and 10,756.81

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Solution

The fourth proportional to 19,708.73, 27,198.63 and 10,756.81 is: 14,844.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,708.73 : 27,198.63 = 10,756.81 : x
  2. Step 2: Convert to fraction form
    19,708.73/27,198.63 = 10,756.81/x
  3. Step 3: Cross multiply
    19,708.73x = 27,198.63 × 10,756.81
  4. Step 4: Simplify right side
    19,708.73x = 292,570,529.17
  5. Step 5: Solve for x
    x = 292,570,529.17/19,708.73
  6. Step 6: Final answer
    x = 14,844.71

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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.