Home / 49,453.94-68,249.17-28,240.02

Finding the Fourth Proportional to 49,453.94, 68,249.17 and 28,240.02

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Solution

The fourth proportional to 49,453.94, 68,249.17 and 28,240.02 is: 38,972.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,453.94 : 68,249.17 = 28,240.02 : x
  2. Step 2: Convert to fraction form
    49,453.94/68,249.17 = 28,240.02/x
  3. Step 3: Cross multiply
    49,453.94x = 68,249.17 × 28,240.02
  4. Step 4: Simplify right side
    49,453.94x = 1,927,357,925.78
  5. Step 5: Solve for x
    x = 1,927,357,925.78/49,453.94
  6. Step 6: Final answer
    x = 38,972.79

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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.