Home / 31,046.11-46,569.59-8,859.47

Finding the Fourth Proportional to 31,046.11, 46,569.59 and 8,859.47

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Solution

The fourth proportional to 31,046.11, 46,569.59 and 8,859.47 is: 13,289.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,046.11 : 46,569.59 = 8,859.47 : x
  2. Step 2: Convert to fraction form
    31,046.11/46,569.59 = 8,859.47/x
  3. Step 3: Cross multiply
    31,046.11x = 46,569.59 × 8,859.47
  4. Step 4: Simplify right side
    31,046.11x = 412,581,957.64
  5. Step 5: Solve for x
    x = 412,581,957.64/31,046.11
  6. Step 6: Final answer
    x = 13,289.33

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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.