Home / 17,986.23-24,785.91-12,941.55

Finding the Fourth Proportional to 17,986.23, 24,785.91 and 12,941.55

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Solution

The fourth proportional to 17,986.23, 24,785.91 and 12,941.55 is: 17,834.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,986.23 : 24,785.91 = 12,941.55 : x
  2. Step 2: Convert to fraction form
    17,986.23/24,785.91 = 12,941.55/x
  3. Step 3: Cross multiply
    17,986.23x = 24,785.91 × 12,941.55
  4. Step 4: Simplify right side
    17,986.23x = 320,768,093.56
  5. Step 5: Solve for x
    x = 320,768,093.56/17,986.23
  6. Step 6: Final answer
    x = 17,834.09

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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.