Home / 31,076.39-46,605.32-11,082.35

Finding the Fourth Proportional to 31,076.39, 46,605.32 and 11,082.35

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Solution

The fourth proportional to 31,076.39, 46,605.32 and 11,082.35 is: 16,620.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,076.39 : 46,605.32 = 11,082.35 : x
  2. Step 2: Convert to fraction form
    31,076.39/46,605.32 = 11,082.35/x
  3. Step 3: Cross multiply
    31,076.39x = 46,605.32 × 11,082.35
  4. Step 4: Simplify right side
    31,076.39x = 516,496,633.10
  5. Step 5: Solve for x
    x = 516,496,633.10/31,076.39
  6. Step 6: Final answer
    x = 16,620.22

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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.