Home / 33,763.08-50,615.40-12,972

Finding the Fourth Proportional to 33,763.08, 50,615.40 and 12,972

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Solution

The fourth proportional to 33,763.08, 50,615.40 and 12,972 is: 19,446.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,763.08 : 50,615.40 = 12,972 : x
  2. Step 2: Convert to fraction form
    33,763.08/50,615.40 = 12,972/x
  3. Step 3: Cross multiply
    33,763.08x = 50,615.40 × 12,972
  4. Step 4: Simplify right side
    33,763.08x = 656,582,968.80
  5. Step 5: Solve for x
    x = 656,582,968.80/33,763.08
  6. Step 6: Final answer
    x = 19,446.77

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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.