Home / 39,359.35-54,311.16-22,357.45

Finding the Fourth Proportional to 39,359.35, 54,311.16 and 22,357.45

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Solution

The fourth proportional to 39,359.35, 54,311.16 and 22,357.45 is: 30,850.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,359.35 : 54,311.16 = 22,357.45 : x
  2. Step 2: Convert to fraction form
    39,359.35/54,311.16 = 22,357.45/x
  3. Step 3: Cross multiply
    39,359.35x = 54,311.16 × 22,357.45
  4. Step 4: Simplify right side
    39,359.35x = 1,214,259,044.14
  5. Step 5: Solve for x
    x = 1,214,259,044.14/39,359.35
  6. Step 6: Final answer
    x = 30,850.59

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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.