Home / 39,941.10-55,118.88-22,035.24

Finding the Fourth Proportional to 39,941.10, 55,118.88 and 22,035.24

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Solution

The fourth proportional to 39,941.10, 55,118.88 and 22,035.24 is: 30,408.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,941.10 : 55,118.88 = 22,035.24 : x
  2. Step 2: Convert to fraction form
    39,941.10/55,118.88 = 22,035.24/x
  3. Step 3: Cross multiply
    39,941.10x = 55,118.88 × 22,035.24
  4. Step 4: Simplify right side
    39,941.10x = 1,214,557,749.33
  5. Step 5: Solve for x
    x = 1,214,557,749.33/39,941.10
  6. Step 6: Final answer
    x = 30,408.72

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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.