Home / 36,684.61-55,006.26-11,718.79

Finding the Fourth Proportional to 36,684.61, 55,006.26 and 11,718.79

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Solution

The fourth proportional to 36,684.61, 55,006.26 and 11,718.79 is: 17,571.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,684.61 : 55,006.26 = 11,718.79 : x
  2. Step 2: Convert to fraction form
    36,684.61/55,006.26 = 11,718.79/x
  3. Step 3: Cross multiply
    36,684.61x = 55,006.26 × 11,718.79
  4. Step 4: Simplify right side
    36,684.61x = 644,606,809.63
  5. Step 5: Solve for x
    x = 644,606,809.63/36,684.61
  6. Step 6: Final answer
    x = 17,571.59

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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.