Home / 14,636.85-20,198.83-7,922.47

Finding the Fourth Proportional to 14,636.85, 20,198.83 and 7,922.47

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Solution

The fourth proportional to 14,636.85, 20,198.83 and 7,922.47 is: 10,933.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,636.85 : 20,198.83 = 7,922.47 : x
  2. Step 2: Convert to fraction form
    14,636.85/20,198.83 = 7,922.47/x
  3. Step 3: Cross multiply
    14,636.85x = 20,198.83 × 7,922.47
  4. Step 4: Simplify right side
    14,636.85x = 160,024,624.71
  5. Step 5: Solve for x
    x = 160,024,624.71/14,636.85
  6. Step 6: Final answer
    x = 10,933.00

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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.