Home / 31,239.14-46,858.30-7,546.50

Finding the Fourth Proportional to 31,239.14, 46,858.30 and 7,546.50

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Solution

The fourth proportional to 31,239.14, 46,858.30 and 7,546.50 is: 11,319.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,239.14 : 46,858.30 = 7,546.50 : x
  2. Step 2: Convert to fraction form
    31,239.14/46,858.30 = 7,546.50/x
  3. Step 3: Cross multiply
    31,239.14x = 46,858.30 × 7,546.50
  4. Step 4: Simplify right side
    31,239.14x = 353,616,142.08
  5. Step 5: Solve for x
    x = 353,616,142.08/31,239.14
  6. Step 6: Final answer
    x = 11,319.65

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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.