Home / 18,025.76-27,039.39-6,187.67

Finding the Fourth Proportional to 18,025.76, 27,039.39 and 6,187.67

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Solution

The fourth proportional to 18,025.76, 27,039.39 and 6,187.67 is: 9,281.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,025.76 : 27,039.39 = 6,187.67 : x
  2. Step 2: Convert to fraction form
    18,025.76/27,039.39 = 6,187.67/x
  3. Step 3: Cross multiply
    18,025.76x = 27,039.39 × 6,187.67
  4. Step 4: Simplify right side
    18,025.76x = 167,310,656.19
  5. Step 5: Solve for x
    x = 167,310,656.19/18,025.76
  6. Step 6: Final answer
    x = 9,281.75

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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.