Home / 11,766.87-16,222.41-10,080.99

Finding the Fourth Proportional to 11,766.87, 16,222.41 and 10,080.99

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Solution

The fourth proportional to 11,766.87, 16,222.41 and 10,080.99 is: 13,898.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,766.87 : 16,222.41 = 10,080.99 : x
  2. Step 2: Convert to fraction form
    11,766.87/16,222.41 = 10,080.99/x
  3. Step 3: Cross multiply
    11,766.87x = 16,222.41 × 10,080.99
  4. Step 4: Simplify right side
    11,766.87x = 163,537,952.99
  5. Step 5: Solve for x
    x = 163,537,952.99/11,766.87
  6. Step 6: Final answer
    x = 13,898.17

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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.