Home / 31,208.52-46,812.84-7,834.96

Finding the Fourth Proportional to 31,208.52, 46,812.84 and 7,834.96

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Solution

The fourth proportional to 31,208.52, 46,812.84 and 7,834.96 is: 11,752.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,208.52 : 46,812.84 = 7,834.96 : x
  2. Step 2: Convert to fraction form
    31,208.52/46,812.84 = 7,834.96/x
  3. Step 3: Cross multiply
    31,208.52x = 46,812.84 × 7,834.96
  4. Step 4: Simplify right side
    31,208.52x = 366,776,728.89
  5. Step 5: Solve for x
    x = 366,776,728.89/31,208.52
  6. Step 6: Final answer
    x = 11,752.46

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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.