Home / 12,673.48-19,004.79-4,354.33

Finding the Fourth Proportional to 12,673.48, 19,004.79 and 4,354.33

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Solution

The fourth proportional to 12,673.48, 19,004.79 and 4,354.33 is: 6,529.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,673.48 : 19,004.79 = 4,354.33 : x
  2. Step 2: Convert to fraction form
    12,673.48/19,004.79 = 4,354.33/x
  3. Step 3: Cross multiply
    12,673.48x = 19,004.79 × 4,354.33
  4. Step 4: Simplify right side
    12,673.48x = 82,753,127.24
  5. Step 5: Solve for x
    x = 82,753,127.24/12,673.48
  6. Step 6: Final answer
    x = 6,529.63

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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.