Home / 14,894.26-20,554.61-8,180.07

Finding the Fourth Proportional to 14,894.26, 20,554.61 and 8,180.07

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Solution

The fourth proportional to 14,894.26, 20,554.61 and 8,180.07 is: 11,288.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,894.26 : 20,554.61 = 8,180.07 : x
  2. Step 2: Convert to fraction form
    14,894.26/20,554.61 = 8,180.07/x
  3. Step 3: Cross multiply
    14,894.26x = 20,554.61 × 8,180.07
  4. Step 4: Simplify right side
    14,894.26x = 168,138,148.62
  5. Step 5: Solve for x
    x = 168,138,148.62/14,894.26
  6. Step 6: Final answer
    x = 11,288.79

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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.