Home / 19,923.33-27,494.19-10,970.81

Finding the Fourth Proportional to 19,923.33, 27,494.19 and 10,970.81

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Solution

The fourth proportional to 19,923.33, 27,494.19 and 10,970.81 is: 15,139.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,923.33 : 27,494.19 = 10,970.81 : x
  2. Step 2: Convert to fraction form
    19,923.33/27,494.19 = 10,970.81/x
  3. Step 3: Cross multiply
    19,923.33x = 27,494.19 × 10,970.81
  4. Step 4: Simplify right side
    19,923.33x = 301,633,500.23
  5. Step 5: Solve for x
    x = 301,633,500.23/19,923.33
  6. Step 6: Final answer
    x = 15,139.71

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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.