Home / 25,846.13-35,620.66-20,177.93

Finding the Fourth Proportional to 25,846.13, 35,620.66 and 20,177.93

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Solution

The fourth proportional to 25,846.13, 35,620.66 and 20,177.93 is: 27,808.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,846.13 : 35,620.66 = 20,177.93 : x
  2. Step 2: Convert to fraction form
    25,846.13/35,620.66 = 20,177.93/x
  3. Step 3: Cross multiply
    25,846.13x = 35,620.66 × 20,177.93
  4. Step 4: Simplify right side
    25,846.13x = 718,751,184.03
  5. Step 5: Solve for x
    x = 718,751,184.03/25,846.13
  6. Step 6: Final answer
    x = 27,808.85

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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.