Home / 27,456.52-37,896.78-18,037.84

Finding the Fourth Proportional to 27,456.52, 37,896.78 and 18,037.84

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Solution

The fourth proportional to 27,456.52, 37,896.78 and 18,037.84 is: 24,896.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,456.52 : 37,896.78 = 18,037.84 : x
  2. Step 2: Convert to fraction form
    27,456.52/37,896.78 = 18,037.84/x
  3. Step 3: Cross multiply
    27,456.52x = 37,896.78 × 18,037.84
  4. Step 4: Simplify right side
    27,456.52x = 683,576,054.16
  5. Step 5: Solve for x
    x = 683,576,054.16/27,456.52
  6. Step 6: Final answer
    x = 24,896.67

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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.