Home / 39,945.24-55,107-24,020.64

Finding the Fourth Proportional to 39,945.24, 55,107 and 24,020.64

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Solution

The fourth proportional to 39,945.24, 55,107 and 24,020.64 is: 33,138.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,945.24 : 55,107 = 24,020.64 : x
  2. Step 2: Convert to fraction form
    39,945.24/55,107 = 24,020.64/x
  3. Step 3: Cross multiply
    39,945.24x = 55,107 × 24,020.64
  4. Step 4: Simplify right side
    39,945.24x = 1,323,705,408.48
  5. Step 5: Solve for x
    x = 1,323,705,408.48/39,945.24
  6. Step 6: Final answer
    x = 33,138.00

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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.