Home / 33,013.03-45,559.01-18,672.58

Finding the Fourth Proportional to 33,013.03, 45,559.01 and 18,672.58

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Solution

The fourth proportional to 33,013.03, 45,559.01 and 18,672.58 is: 25,768.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,013.03 : 45,559.01 = 18,672.58 : x
  2. Step 2: Convert to fraction form
    33,013.03/45,559.01 = 18,672.58/x
  3. Step 3: Cross multiply
    33,013.03x = 45,559.01 × 18,672.58
  4. Step 4: Simplify right side
    33,013.03x = 850,704,362.58
  5. Step 5: Solve for x
    x = 850,704,362.58/33,013.03
  6. Step 6: Final answer
    x = 25,768.75

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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.