Home / 36,020.54-49,711.29-19,889.33

Finding the Fourth Proportional to 36,020.54, 49,711.29 and 19,889.33

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Solution

The fourth proportional to 36,020.54, 49,711.29 and 19,889.33 is: 27,448.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,020.54 : 49,711.29 = 19,889.33 : x
  2. Step 2: Convert to fraction form
    36,020.54/49,711.29 = 19,889.33/x
  3. Step 3: Cross multiply
    36,020.54x = 49,711.29 × 19,889.33
  4. Step 4: Simplify right side
    36,020.54x = 988,723,928.39
  5. Step 5: Solve for x
    x = 988,723,928.39/36,020.54
  6. Step 6: Final answer
    x = 27,448.89

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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.