Home / 33,400.60-50,133.30-16,779.40

Finding the Fourth Proportional to 33,400.60, 50,133.30 and 16,779.40

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Solution

The fourth proportional to 33,400.60, 50,133.30 and 16,779.40 is: 25,185.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,400.60 : 50,133.30 = 16,779.40 : x
  2. Step 2: Convert to fraction form
    33,400.60/50,133.30 = 16,779.40/x
  3. Step 3: Cross multiply
    33,400.60x = 50,133.30 × 16,779.40
  4. Step 4: Simplify right side
    33,400.60x = 841,206,694.02
  5. Step 5: Solve for x
    x = 841,206,694.02/33,400.60
  6. Step 6: Final answer
    x = 25,185.38

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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.