Home / 14,360.36-19,814.04-8,309.66

Finding the Fourth Proportional to 14,360.36, 19,814.04 and 8,309.66

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Solution

The fourth proportional to 14,360.36, 19,814.04 and 8,309.66 is: 11,465.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,360.36 : 19,814.04 = 8,309.66 : x
  2. Step 2: Convert to fraction form
    14,360.36/19,814.04 = 8,309.66/x
  3. Step 3: Cross multiply
    14,360.36x = 19,814.04 × 8,309.66
  4. Step 4: Simplify right side
    14,360.36x = 164,647,836.56
  5. Step 5: Solve for x
    x = 164,647,836.56/14,360.36
  6. Step 6: Final answer
    x = 11,465.44

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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.