Home / 14,395.66-19,866.27-8,108.26

Finding the Fourth Proportional to 14,395.66, 19,866.27 and 8,108.26

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Solution

The fourth proportional to 14,395.66, 19,866.27 and 8,108.26 is: 11,189.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,395.66 : 19,866.27 = 8,108.26 : x
  2. Step 2: Convert to fraction form
    14,395.66/19,866.27 = 8,108.26/x
  3. Step 3: Cross multiply
    14,395.66x = 19,866.27 × 8,108.26
  4. Step 4: Simplify right side
    14,395.66x = 161,080,882.39
  5. Step 5: Solve for x
    x = 161,080,882.39/14,395.66
  6. Step 6: Final answer
    x = 11,189.54

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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.