Home / 12,282.93-18,431.64-6,735.24

Finding the Fourth Proportional to 12,282.93, 18,431.64 and 6,735.24

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Solution

The fourth proportional to 12,282.93, 18,431.64 and 6,735.24 is: 10,106.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,282.93 : 18,431.64 = 6,735.24 : x
  2. Step 2: Convert to fraction form
    12,282.93/18,431.64 = 6,735.24/x
  3. Step 3: Cross multiply
    12,282.93x = 18,431.64 × 6,735.24
  4. Step 4: Simplify right side
    12,282.93x = 124,141,518.99
  5. Step 5: Solve for x
    x = 124,141,518.99/12,282.93
  6. Step 6: Final answer
    x = 10,106.83

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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.