Home / 29,137.80-43,674.30-15,999.60

Finding the Fourth Proportional to 29,137.80, 43,674.30 and 15,999.60

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Solution

The fourth proportional to 29,137.80, 43,674.30 and 15,999.60 is: 23,981.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,137.80 : 43,674.30 = 15,999.60 : x
  2. Step 2: Convert to fraction form
    29,137.80/43,674.30 = 15,999.60/x
  3. Step 3: Cross multiply
    29,137.80x = 43,674.30 × 15,999.60
  4. Step 4: Simplify right side
    29,137.80x = 698,771,330.28
  5. Step 5: Solve for x
    x = 698,771,330.28/29,137.80
  6. Step 6: Final answer
    x = 23,981.61

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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.