Home / 14,080.36-21,127.83-10,216.66

Finding the Fourth Proportional to 14,080.36, 21,127.83 and 10,216.66

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Solution

The fourth proportional to 14,080.36, 21,127.83 and 10,216.66 is: 15,330.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,080.36 : 21,127.83 = 10,216.66 : x
  2. Step 2: Convert to fraction form
    14,080.36/21,127.83 = 10,216.66/x
  3. Step 3: Cross multiply
    14,080.36x = 21,127.83 × 10,216.66
  4. Step 4: Simplify right side
    14,080.36x = 215,855,855.65
  5. Step 5: Solve for x
    x = 215,855,855.65/14,080.36
  6. Step 6: Final answer
    x = 15,330.28

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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.