Home / 16,945.88-25,434.52-12,206.93

Finding the Fourth Proportional to 16,945.88, 25,434.52 and 12,206.93

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Solution

The fourth proportional to 16,945.88, 25,434.52 and 12,206.93 is: 18,321.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,945.88 : 25,434.52 = 12,206.93 : x
  2. Step 2: Convert to fraction form
    16,945.88/25,434.52 = 12,206.93/x
  3. Step 3: Cross multiply
    16,945.88x = 25,434.52 × 12,206.93
  4. Step 4: Simplify right side
    16,945.88x = 310,477,247.53
  5. Step 5: Solve for x
    x = 310,477,247.53/16,945.88
  6. Step 6: Final answer
    x = 18,321.70

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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.