Home / 33,707.12-50,561.88-12,645.04

Finding the Fourth Proportional to 33,707.12, 50,561.88 and 12,645.04

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Solution

The fourth proportional to 33,707.12, 50,561.88 and 12,645.04 is: 18,968.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,707.12 : 50,561.88 = 12,645.04 : x
  2. Step 2: Convert to fraction form
    33,707.12/50,561.88 = 12,645.04/x
  3. Step 3: Cross multiply
    33,707.12x = 50,561.88 × 12,645.04
  4. Step 4: Simplify right side
    33,707.12x = 639,356,995.08
  5. Step 5: Solve for x
    x = 639,356,995.08/33,707.12
  6. Step 6: Final answer
    x = 18,968.01

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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.