Home / 41,228.80-56,936.16-28,514.56

Finding the Fourth Proportional to 41,228.80, 56,936.16 and 28,514.56

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Solution

The fourth proportional to 41,228.80, 56,936.16 and 28,514.56 is: 39,378.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,228.80 : 56,936.16 = 28,514.56 : x
  2. Step 2: Convert to fraction form
    41,228.80/56,936.16 = 28,514.56/x
  3. Step 3: Cross multiply
    41,228.80x = 56,936.16 × 28,514.56
  4. Step 4: Simplify right side
    41,228.80x = 1,623,509,550.49
  5. Step 5: Solve for x
    x = 1,623,509,550.49/41,228.80
  6. Step 6: Final answer
    x = 39,378.05

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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.