Home / 19,842.76-29,769.78-16,179.64

Finding the Fourth Proportional to 19,842.76, 29,769.78 and 16,179.64

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Solution

The fourth proportional to 19,842.76, 29,769.78 and 16,179.64 is: 24,274.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,842.76 : 29,769.78 = 16,179.64 : x
  2. Step 2: Convert to fraction form
    19,842.76/29,769.78 = 16,179.64/x
  3. Step 3: Cross multiply
    19,842.76x = 29,769.78 × 16,179.64
  4. Step 4: Simplify right side
    19,842.76x = 481,664,323.28
  5. Step 5: Solve for x
    x = 481,664,323.28/19,842.76
  6. Step 6: Final answer
    x = 24,274.06

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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.