Home / 40,906.12-56,432.82-25,786.84

Finding the Fourth Proportional to 40,906.12, 56,432.82 and 25,786.84

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Solution

The fourth proportional to 40,906.12, 56,432.82 and 25,786.84 is: 35,574.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,906.12 : 56,432.82 = 25,786.84 : x
  2. Step 2: Convert to fraction form
    40,906.12/56,432.82 = 25,786.84/x
  3. Step 3: Cross multiply
    40,906.12x = 56,432.82 × 25,786.84
  4. Step 4: Simplify right side
    40,906.12x = 1,455,224,100.09
  5. Step 5: Solve for x
    x = 1,455,224,100.09/40,906.12
  6. Step 6: Final answer
    x = 35,574.73

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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.