Home / 33,632.30-50,430.92-12,555

Finding the Fourth Proportional to 33,632.30, 50,430.92 and 12,555

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Solution

The fourth proportional to 33,632.30, 50,430.92 and 12,555 is: 18,825.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,632.30 : 50,430.92 = 12,555 : x
  2. Step 2: Convert to fraction form
    33,632.30/50,430.92 = 12,555/x
  3. Step 3: Cross multiply
    33,632.30x = 50,430.92 × 12,555
  4. Step 4: Simplify right side
    33,632.30x = 633,160,208.45
  5. Step 5: Solve for x
    x = 633,160,208.45/33,632.30
  6. Step 6: Final answer
    x = 18,825.96

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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.