Home / 30,349.52-45,514.44-11,628.56

Finding the Fourth Proportional to 30,349.52, 45,514.44 and 11,628.56

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Solution

The fourth proportional to 30,349.52, 45,514.44 and 11,628.56 is: 17,439.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,349.52 : 45,514.44 = 11,628.56 : x
  2. Step 2: Convert to fraction form
    30,349.52/45,514.44 = 11,628.56/x
  3. Step 3: Cross multiply
    30,349.52x = 45,514.44 × 11,628.56
  4. Step 4: Simplify right side
    30,349.52x = 529,267,396.41
  5. Step 5: Solve for x
    x = 529,267,396.41/30,349.52
  6. Step 6: Final answer
    x = 17,439.07

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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.