Home / 29,910.69-41,274.17-16,478.64

Finding the Fourth Proportional to 29,910.69, 41,274.17 and 16,478.64

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Solution

The fourth proportional to 29,910.69, 41,274.17 and 16,478.64 is: 22,739.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,910.69 : 41,274.17 = 16,478.64 : x
  2. Step 2: Convert to fraction form
    29,910.69/41,274.17 = 16,478.64/x
  3. Step 3: Cross multiply
    29,910.69x = 41,274.17 × 16,478.64
  4. Step 4: Simplify right side
    29,910.69x = 680,141,899.96
  5. Step 5: Solve for x
    x = 680,141,899.96/29,910.69
  6. Step 6: Final answer
    x = 22,739.09

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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.