Home / 27,586.49-38,063.54-18,040.37

Finding the Fourth Proportional to 27,586.49, 38,063.54 and 18,040.37

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Solution

The fourth proportional to 27,586.49, 38,063.54 and 18,040.37 is: 24,891.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,586.49 : 38,063.54 = 18,040.37 : x
  2. Step 2: Convert to fraction form
    27,586.49/38,063.54 = 18,040.37/x
  3. Step 3: Cross multiply
    27,586.49x = 38,063.54 × 18,040.37
  4. Step 4: Simplify right side
    27,586.49x = 686,680,064.59
  5. Step 5: Solve for x
    x = 686,680,064.59/27,586.49
  6. Step 6: Final answer
    x = 24,891.90

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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.