Home / 19,322.85-26,668.22-12,249.93

Finding the Fourth Proportional to 19,322.85, 26,668.22 and 12,249.93

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Solution

The fourth proportional to 19,322.85, 26,668.22 and 12,249.93 is: 16,906.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,322.85 : 26,668.22 = 12,249.93 : x
  2. Step 2: Convert to fraction form
    19,322.85/26,668.22 = 12,249.93/x
  3. Step 3: Cross multiply
    19,322.85x = 26,668.22 × 12,249.93
  4. Step 4: Simplify right side
    19,322.85x = 326,683,766.97
  5. Step 5: Solve for x
    x = 326,683,766.97/19,322.85
  6. Step 6: Final answer
    x = 16,906.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.