Home / 40,208.82-55,451.82-25,102.86

Finding the Fourth Proportional to 40,208.82, 55,451.82 and 25,102.86

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Solution

The fourth proportional to 40,208.82, 55,451.82 and 25,102.86 is: 34,619.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,208.82 : 55,451.82 = 25,102.86 : x
  2. Step 2: Convert to fraction form
    40,208.82/55,451.82 = 25,102.86/x
  3. Step 3: Cross multiply
    40,208.82x = 55,451.82 × 25,102.86
  4. Step 4: Simplify right side
    40,208.82x = 1,391,999,274.21
  5. Step 5: Solve for x
    x = 1,391,999,274.21/40,208.82
  6. Step 6: Final answer
    x = 34,619.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.