Home / 10,803.37-16,179.88-10,429.22

Finding the Fourth Proportional to 10,803.37, 16,179.88 and 10,429.22

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Solution

The fourth proportional to 10,803.37, 16,179.88 and 10,429.22 is: 15,619.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,803.37 : 16,179.88 = 10,429.22 : x
  2. Step 2: Convert to fraction form
    10,803.37/16,179.88 = 10,429.22/x
  3. Step 3: Cross multiply
    10,803.37x = 16,179.88 × 10,429.22
  4. Step 4: Simplify right side
    10,803.37x = 168,743,395.05
  5. Step 5: Solve for x
    x = 168,743,395.05/10,803.37
  6. Step 6: Final answer
    x = 15,619.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.