Home / 31,011.30-46,517.48-8,825.25

Finding the Fourth Proportional to 31,011.30, 46,517.48 and 8,825.25

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Solution

The fourth proportional to 31,011.30, 46,517.48 and 8,825.25 is: 13,238.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,011.30 : 46,517.48 = 8,825.25 : x
  2. Step 2: Convert to fraction form
    31,011.30/46,517.48 = 8,825.25/x
  3. Step 3: Cross multiply
    31,011.30x = 46,517.48 × 8,825.25
  4. Step 4: Simplify right side
    31,011.30x = 410,528,390.37
  5. Step 5: Solve for x
    x = 410,528,390.37/31,011.30
  6. Step 6: Final answer
    x = 13,238.03

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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.