Home / 14,716.02-20,299.56-9,336.42

Finding the Fourth Proportional to 14,716.02, 20,299.56 and 9,336.42

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Solution

The fourth proportional to 14,716.02, 20,299.56 and 9,336.42 is: 12,878.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,716.02 : 20,299.56 = 9,336.42 : x
  2. Step 2: Convert to fraction form
    14,716.02/20,299.56 = 9,336.42/x
  3. Step 3: Cross multiply
    14,716.02x = 20,299.56 × 9,336.42
  4. Step 4: Simplify right side
    14,716.02x = 189,525,217.98
  5. Step 5: Solve for x
    x = 189,525,217.98/14,716.02
  6. Step 6: Final answer
    x = 12,878.84

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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.