Home / 49,081.45-67,732.73-27,861.07

Finding the Fourth Proportional to 49,081.45, 67,732.73 and 27,861.07

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Solution

The fourth proportional to 49,081.45, 67,732.73 and 27,861.07 is: 38,448.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,081.45 : 67,732.73 = 27,861.07 : x
  2. Step 2: Convert to fraction form
    49,081.45/67,732.73 = 27,861.07/x
  3. Step 3: Cross multiply
    49,081.45x = 67,732.73 × 27,861.07
  4. Step 4: Simplify right side
    49,081.45x = 1,887,106,331.82
  5. Step 5: Solve for x
    x = 1,887,106,331.82/49,081.45
  6. Step 6: Final answer
    x = 38,448.46

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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.