Home / 14,473.05-19,973.72-8,100.37

Finding the Fourth Proportional to 14,473.05, 19,973.72 and 8,100.37

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Solution

The fourth proportional to 14,473.05, 19,973.72 and 8,100.37 is: 11,179.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,473.05 : 19,973.72 = 8,100.37 : x
  2. Step 2: Convert to fraction form
    14,473.05/19,973.72 = 8,100.37/x
  3. Step 3: Cross multiply
    14,473.05x = 19,973.72 × 8,100.37
  4. Step 4: Simplify right side
    14,473.05x = 161,794,567.49
  5. Step 5: Solve for x
    x = 161,794,567.49/14,473.05
  6. Step 6: Final answer
    x = 11,179.03

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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.