Home / 33,000.75-49,507.20-13,281.30

Finding the Fourth Proportional to 33,000.75, 49,507.20 and 13,281.30

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Solution

The fourth proportional to 33,000.75, 49,507.20 and 13,281.30 is: 19,924.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,000.75 : 49,507.20 = 13,281.30 : x
  2. Step 2: Convert to fraction form
    33,000.75/49,507.20 = 13,281.30/x
  3. Step 3: Cross multiply
    33,000.75x = 49,507.20 × 13,281.30
  4. Step 4: Simplify right side
    33,000.75x = 657,519,975.36
  5. Step 5: Solve for x
    x = 657,519,975.36/33,000.75
  6. Step 6: Final answer
    x = 19,924.39

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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.