Home / 18,099.54-27,153.60-7,563.69

Finding the Fourth Proportional to 18,099.54, 27,153.60 and 7,563.69

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Solution

The fourth proportional to 18,099.54, 27,153.60 and 7,563.69 is: 11,347.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,099.54 : 27,153.60 = 7,563.69 : x
  2. Step 2: Convert to fraction form
    18,099.54/27,153.60 = 7,563.69/x
  3. Step 3: Cross multiply
    18,099.54x = 27,153.60 × 7,563.69
  4. Step 4: Simplify right side
    18,099.54x = 205,381,412.78
  5. Step 5: Solve for x
    x = 205,381,412.78/18,099.54
  6. Step 6: Final answer
    x = 11,347.33

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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.