Home / 33,302.30-49,955.36-12,525.98

Finding the Fourth Proportional to 33,302.30, 49,955.36 and 12,525.98

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Solution

The fourth proportional to 33,302.30, 49,955.36 and 12,525.98 is: 18,789.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,302.30 : 49,955.36 = 12,525.98 : x
  2. Step 2: Convert to fraction form
    33,302.30/49,955.36 = 12,525.98/x
  3. Step 3: Cross multiply
    33,302.30x = 49,955.36 × 12,525.98
  4. Step 4: Simplify right side
    33,302.30x = 625,739,840.25
  5. Step 5: Solve for x
    x = 625,739,840.25/33,302.30
  6. Step 6: Final answer
    x = 18,789.69

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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.