Home / 14,834.07-20,470.41-8,119.44

Finding the Fourth Proportional to 14,834.07, 20,470.41 and 8,119.44

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Solution

The fourth proportional to 14,834.07, 20,470.41 and 8,119.44 is: 11,204.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,834.07 : 20,470.41 = 8,119.44 : x
  2. Step 2: Convert to fraction form
    14,834.07/20,470.41 = 8,119.44/x
  3. Step 3: Cross multiply
    14,834.07x = 20,470.41 × 8,119.44
  4. Step 4: Simplify right side
    14,834.07x = 166,208,265.77
  5. Step 5: Solve for x
    x = 166,208,265.77/14,834.07
  6. Step 6: Final answer
    x = 11,204.50

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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.