Home / 18,579.84-27,866.78-6,099.62

Finding the Fourth Proportional to 18,579.84, 27,866.78 and 6,099.62

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Solution

The fourth proportional to 18,579.84, 27,866.78 and 6,099.62 is: 9,148.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,579.84 : 27,866.78 = 6,099.62 : x
  2. Step 2: Convert to fraction form
    18,579.84/27,866.78 = 6,099.62/x
  3. Step 3: Cross multiply
    18,579.84x = 27,866.78 × 6,099.62
  4. Step 4: Simplify right side
    18,579.84x = 169,976,768.62
  5. Step 5: Solve for x
    x = 169,976,768.62/18,579.84
  6. Step 6: Final answer
    x = 9,148.45

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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.