Home / 49,107.48-67,768.79-27,887.19

Finding the Fourth Proportional to 49,107.48, 67,768.79 and 27,887.19

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Solution

The fourth proportional to 49,107.48, 67,768.79 and 27,887.19 is: 38,484.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,107.48 : 67,768.79 = 27,887.19 : x
  2. Step 2: Convert to fraction form
    49,107.48/67,768.79 = 27,887.19/x
  3. Step 3: Cross multiply
    49,107.48x = 67,768.79 × 27,887.19
  4. Step 4: Simplify right side
    49,107.48x = 1,889,880,983.36
  5. Step 5: Solve for x
    x = 1,889,880,983.36/49,107.48
  6. Step 6: Final answer
    x = 38,484.58

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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.