Home / 49,089.24-67,731.39-28,944.54

Finding the Fourth Proportional to 49,089.24, 67,731.39 and 28,944.54

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Solution

The fourth proportional to 49,089.24, 67,731.39 and 28,944.54 is: 39,936.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,089.24 : 67,731.39 = 28,944.54 : x
  2. Step 2: Convert to fraction form
    49,089.24/67,731.39 = 28,944.54/x
  3. Step 3: Cross multiply
    49,089.24x = 67,731.39 × 28,944.54
  4. Step 4: Simplify right side
    49,089.24x = 1,960,453,927.11
  5. Step 5: Solve for x
    x = 1,960,453,927.11/49,089.24
  6. Step 6: Final answer
    x = 39,936.53

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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.