Home / 39,923.94-55,094.31-22,020.60

Finding the Fourth Proportional to 39,923.94, 55,094.31 and 22,020.60

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Solution

The fourth proportional to 39,923.94, 55,094.31 and 22,020.60 is: 30,388.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,923.94 : 55,094.31 = 22,020.60 : x
  2. Step 2: Convert to fraction form
    39,923.94/55,094.31 = 22,020.60/x
  3. Step 3: Cross multiply
    39,923.94x = 55,094.31 × 22,020.60
  4. Step 4: Simplify right side
    39,923.94x = 1,213,209,762.79
  5. Step 5: Solve for x
    x = 1,213,209,762.79/39,923.94
  6. Step 6: Final answer
    x = 30,388.03

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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.