Home / 18,012.94-27,013.92-6,323.38

Finding the Fourth Proportional to 18,012.94, 27,013.92 and 6,323.38

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Solution

The fourth proportional to 18,012.94, 27,013.92 and 6,323.38 is: 9,483.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,012.94 : 27,013.92 = 6,323.38 : x
  2. Step 2: Convert to fraction form
    18,012.94/27,013.92 = 6,323.38/x
  3. Step 3: Cross multiply
    18,012.94x = 27,013.92 × 6,323.38
  4. Step 4: Simplify right side
    18,012.94x = 170,819,281.45
  5. Step 5: Solve for x
    x = 170,819,281.45/18,012.94
  6. Step 6: Final answer
    x = 9,483.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.