Home / 29,905.94-44,778.71-16,720.78

Finding the Fourth Proportional to 29,905.94, 44,778.71 and 16,720.78

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Solution

The fourth proportional to 29,905.94, 44,778.71 and 16,720.78 is: 25,036.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,905.94 : 44,778.71 = 16,720.78 : x
  2. Step 2: Convert to fraction form
    29,905.94/44,778.71 = 16,720.78/x
  3. Step 3: Cross multiply
    29,905.94x = 44,778.71 × 16,720.78
  4. Step 4: Simplify right side
    29,905.94x = 748,734,958.59
  5. Step 5: Solve for x
    x = 748,734,958.59/29,905.94
  6. Step 6: Final answer
    x = 25,036.33

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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.