Home / 18,025.05-27,038.00-6,178.73

Finding the Fourth Proportional to 18,025.05, 27,038.00 and 6,178.73

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Solution

The fourth proportional to 18,025.05, 27,038.00 and 6,178.73 is: 9,268.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,025.05 : 27,038.00 = 6,178.73 : x
  2. Step 2: Convert to fraction form
    18,025.05/27,038.00 = 6,178.73/x
  3. Step 3: Cross multiply
    18,025.05x = 27,038.00 × 6,178.73
  4. Step 4: Simplify right side
    18,025.05x = 167,060,467.64
  5. Step 5: Solve for x
    x = 167,060,467.64/18,025.05
  6. Step 6: Final answer
    x = 9,268.24

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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.