Home / 12,065.06-18,107.31-6,223.34

Finding the Fourth Proportional to 12,065.06, 18,107.31 and 6,223.34

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Solution

The fourth proportional to 12,065.06, 18,107.31 and 6,223.34 is: 9,340.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,065.06 : 18,107.31 = 6,223.34 : x
  2. Step 2: Convert to fraction form
    12,065.06/18,107.31 = 6,223.34/x
  3. Step 3: Cross multiply
    12,065.06x = 18,107.31 × 6,223.34
  4. Step 4: Simplify right side
    12,065.06x = 112,688,015.22
  5. Step 5: Solve for x
    x = 112,688,015.22/12,065.06
  6. Step 6: Final answer
    x = 9,340.03

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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.