Home / 49,018.92-67,643.64-27,800.16

Finding the Fourth Proportional to 49,018.92, 67,643.64 and 27,800.16

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Solution

The fourth proportional to 49,018.92, 67,643.64 and 27,800.16 is: 38,362.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,018.92 : 67,643.64 = 27,800.16 : x
  2. Step 2: Convert to fraction form
    49,018.92/67,643.64 = 27,800.16/x
  3. Step 3: Cross multiply
    49,018.92x = 67,643.64 × 27,800.16
  4. Step 4: Simplify right side
    49,018.92x = 1,880,504,014.98
  5. Step 5: Solve for x
    x = 1,880,504,014.98/49,018.92
  6. Step 6: Final answer
    x = 38,362.82

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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.