Home / 19,889.16-27,446.60-10,814.33

Finding the Fourth Proportional to 19,889.16, 27,446.60 and 10,814.33

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Solution

The fourth proportional to 19,889.16, 27,446.60 and 10,814.33 is: 14,923.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,889.16 : 27,446.60 = 10,814.33 : x
  2. Step 2: Convert to fraction form
    19,889.16/27,446.60 = 10,814.33/x
  3. Step 3: Cross multiply
    19,889.16x = 27,446.60 × 10,814.33
  4. Step 4: Simplify right side
    19,889.16x = 296,816,470.21
  5. Step 5: Solve for x
    x = 296,816,470.21/19,889.16
  6. Step 6: Final answer
    x = 14,923.53

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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.