Home / 43,269.62-64,904.95-15,190.38

Finding the Fourth Proportional to 43,269.62, 64,904.95 and 15,190.38

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Solution

The fourth proportional to 43,269.62, 64,904.95 and 15,190.38 is: 22,785.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,269.62 : 64,904.95 = 15,190.38 : x
  2. Step 2: Convert to fraction form
    43,269.62/64,904.95 = 15,190.38/x
  3. Step 3: Cross multiply
    43,269.62x = 64,904.95 × 15,190.38
  4. Step 4: Simplify right side
    43,269.62x = 985,930,854.38
  5. Step 5: Solve for x
    x = 985,930,854.38/43,269.62
  6. Step 6: Final answer
    x = 22,785.75

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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.