Home / 14,250.75-19,665.45-8,282.37

Finding the Fourth Proportional to 14,250.75, 19,665.45 and 8,282.37

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Solution

The fourth proportional to 14,250.75, 19,665.45 and 8,282.37 is: 11,429.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,250.75 : 19,665.45 = 8,282.37 : x
  2. Step 2: Convert to fraction form
    14,250.75/19,665.45 = 8,282.37/x
  3. Step 3: Cross multiply
    14,250.75x = 19,665.45 × 8,282.37
  4. Step 4: Simplify right side
    14,250.75x = 162,876,533.12
  5. Step 5: Solve for x
    x = 162,876,533.12/14,250.75
  6. Step 6: Final answer
    x = 11,429.33

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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.