Home / 49,631.45-68,491.40-27,275.45

Finding the Fourth Proportional to 49,631.45, 68,491.40 and 27,275.45

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Solution

The fourth proportional to 49,631.45, 68,491.40 and 27,275.45 is: 37,640.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,631.45 : 68,491.40 = 27,275.45 : x
  2. Step 2: Convert to fraction form
    49,631.45/68,491.40 = 27,275.45/x
  3. Step 3: Cross multiply
    49,631.45x = 68,491.40 × 27,275.45
  4. Step 4: Simplify right side
    49,631.45x = 1,868,133,277.30
  5. Step 5: Solve for x
    x = 1,868,133,277.30/49,631.45
  6. Step 6: Final answer
    x = 37,640.11

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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.