Home / 11,946.24-17,894.70-7,000.86

Finding the Fourth Proportional to 11,946.24, 17,894.70 and 7,000.86

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Solution

The fourth proportional to 11,946.24, 17,894.70 and 7,000.86 is: 10,486.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,946.24 : 17,894.70 = 7,000.86 : x
  2. Step 2: Convert to fraction form
    11,946.24/17,894.70 = 7,000.86/x
  3. Step 3: Cross multiply
    11,946.24x = 17,894.70 × 7,000.86
  4. Step 4: Simplify right side
    11,946.24x = 125,278,289.44
  5. Step 5: Solve for x
    x = 125,278,289.44/11,946.24
  6. Step 6: Final answer
    x = 10,486.84

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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.