Home / 28,768.80-43,096.71-25,634.10

Finding the Fourth Proportional to 28,768.80, 43,096.71 and 25,634.10

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Solution

The fourth proportional to 28,768.80, 43,096.71 and 25,634.10 is: 38,400.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,768.80 : 43,096.71 = 25,634.10 : x
  2. Step 2: Convert to fraction form
    28,768.80/43,096.71 = 25,634.10/x
  3. Step 3: Cross multiply
    28,768.80x = 43,096.71 × 25,634.10
  4. Step 4: Simplify right side
    28,768.80x = 1,104,745,373.81
  5. Step 5: Solve for x
    x = 1,104,745,373.81/28,768.80
  6. Step 6: Final answer
    x = 38,400.82

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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.