Home / 39,923.12-55,092.93-22,017.80

Finding the Fourth Proportional to 39,923.12, 55,092.93 and 22,017.80

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Solution

The fourth proportional to 39,923.12, 55,092.93 and 22,017.80 is: 30,384.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,923.12 : 55,092.93 = 22,017.80 : x
  2. Step 2: Convert to fraction form
    39,923.12/55,092.93 = 22,017.80/x
  3. Step 3: Cross multiply
    39,923.12x = 55,092.93 × 22,017.80
  4. Step 4: Simplify right side
    39,923.12x = 1,213,025,114.15
  5. Step 5: Solve for x
    x = 1,213,025,114.15/39,923.12
  6. Step 6: Final answer
    x = 30,384.03

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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.