Home / 29,608.72-40,859.84-16,179.80

Finding the Fourth Proportional to 29,608.72, 40,859.84 and 16,179.80

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Solution

The fourth proportional to 29,608.72, 40,859.84 and 16,179.80 is: 22,328.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,608.72 : 40,859.84 = 16,179.80 : x
  2. Step 2: Convert to fraction form
    29,608.72/40,859.84 = 16,179.80/x
  3. Step 3: Cross multiply
    29,608.72x = 40,859.84 × 16,179.80
  4. Step 4: Simplify right side
    29,608.72x = 661,104,039.23
  5. Step 5: Solve for x
    x = 661,104,039.23/29,608.72
  6. Step 6: Final answer
    x = 22,328.02

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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.