Home / 30,444.73-45,668.41-11,718.07

Finding the Fourth Proportional to 30,444.73, 45,668.41 and 11,718.07

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Solution

The fourth proportional to 30,444.73, 45,668.41 and 11,718.07 is: 17,577.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,444.73 : 45,668.41 = 11,718.07 : x
  2. Step 2: Convert to fraction form
    30,444.73/45,668.41 = 11,718.07/x
  3. Step 3: Cross multiply
    30,444.73x = 45,668.41 × 11,718.07
  4. Step 4: Simplify right side
    30,444.73x = 535,145,481.70
  5. Step 5: Solve for x
    x = 535,145,481.70/30,444.73
  6. Step 6: Final answer
    x = 17,577.61

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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.