Home / 38,941.75-53,739.62-22,177.99

Finding the Fourth Proportional to 38,941.75, 53,739.62 and 22,177.99

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Solution

The fourth proportional to 38,941.75, 53,739.62 and 22,177.99 is: 30,605.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,941.75 : 53,739.62 = 22,177.99 : x
  2. Step 2: Convert to fraction form
    38,941.75/53,739.62 = 22,177.99/x
  3. Step 3: Cross multiply
    38,941.75x = 53,739.62 × 22,177.99
  4. Step 4: Simplify right side
    38,941.75x = 1,191,836,754.96
  5. Step 5: Solve for x
    x = 1,191,836,754.96/38,941.75
  6. Step 6: Final answer
    x = 30,605.63

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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.