Home / 28,373.77-42,559.04-10,845.37

Finding the Fourth Proportional to 28,373.77, 42,559.04 and 10,845.37

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Solution

The fourth proportional to 28,373.77, 42,559.04 and 10,845.37 is: 16,267.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,373.77 : 42,559.04 = 10,845.37 : x
  2. Step 2: Convert to fraction form
    28,373.77/42,559.04 = 10,845.37/x
  3. Step 3: Cross multiply
    28,373.77x = 42,559.04 × 10,845.37
  4. Step 4: Simplify right side
    28,373.77x = 461,568,481.42
  5. Step 5: Solve for x
    x = 461,568,481.42/28,373.77
  6. Step 6: Final answer
    x = 16,267.44

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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.