Home / 33,630.79-50,449.09-8,670.63

Finding the Fourth Proportional to 33,630.79, 50,449.09 and 8,670.63

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Solution

The fourth proportional to 33,630.79, 50,449.09 and 8,670.63 is: 13,006.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,630.79 : 50,449.09 = 8,670.63 : x
  2. Step 2: Convert to fraction form
    33,630.79/50,449.09 = 8,670.63/x
  3. Step 3: Cross multiply
    33,630.79x = 50,449.09 × 8,670.63
  4. Step 4: Simplify right side
    33,630.79x = 437,425,305.41
  5. Step 5: Solve for x
    x = 437,425,305.41/33,630.79
  6. Step 6: Final answer
    x = 13,006.69

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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.