Home / 49,625.78-68,486.64-28,404.56

Finding the Fourth Proportional to 49,625.78, 68,486.64 and 28,404.56

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Solution

The fourth proportional to 49,625.78, 68,486.64 and 28,404.56 is: 39,200.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,625.78 : 68,486.64 = 28,404.56 : x
  2. Step 2: Convert to fraction form
    49,625.78/68,486.64 = 28,404.56/x
  3. Step 3: Cross multiply
    49,625.78x = 68,486.64 × 28,404.56
  4. Step 4: Simplify right side
    49,625.78x = 1,945,332,875.08
  5. Step 5: Solve for x
    x = 1,945,332,875.08/49,625.78
  6. Step 6: Final answer
    x = 39,200.05

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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.