Home / 12,645.24-18,958.47-6,065.16

Finding the Fourth Proportional to 12,645.24, 18,958.47 and 6,065.16

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Solution

The fourth proportional to 12,645.24, 18,958.47 and 6,065.16 is: 9,093.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,645.24 : 18,958.47 = 6,065.16 : x
  2. Step 2: Convert to fraction form
    12,645.24/18,958.47 = 6,065.16/x
  3. Step 3: Cross multiply
    12,645.24x = 18,958.47 × 6,065.16
  4. Step 4: Simplify right side
    12,645.24x = 114,986,153.91
  5. Step 5: Solve for x
    x = 114,986,153.91/12,645.24
  6. Step 6: Final answer
    x = 9,093.24

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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.