Home / 29,668.89-40,942.71-16,056.61

Finding the Fourth Proportional to 29,668.89, 40,942.71 and 16,056.61

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Solution

The fourth proportional to 29,668.89, 40,942.71 and 16,056.61 is: 22,157.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,668.89 : 40,942.71 = 16,056.61 : x
  2. Step 2: Convert to fraction form
    29,668.89/40,942.71 = 16,056.61/x
  3. Step 3: Cross multiply
    29,668.89x = 40,942.71 × 16,056.61
  4. Step 4: Simplify right side
    29,668.89x = 657,401,126.81
  5. Step 5: Solve for x
    x = 657,401,126.81/29,668.89
  6. Step 6: Final answer
    x = 22,157.93

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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.