Home / 31,063.76-46,567.68-11,328.56

Finding the Fourth Proportional to 31,063.76, 46,567.68 and 11,328.56

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Solution

The fourth proportional to 31,063.76, 46,567.68 and 11,328.56 is: 16,982.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,063.76 : 46,567.68 = 11,328.56 : x
  2. Step 2: Convert to fraction form
    31,063.76/46,567.68 = 11,328.56/x
  3. Step 3: Cross multiply
    31,063.76x = 46,567.68 × 11,328.56
  4. Step 4: Simplify right side
    31,063.76x = 527,544,756.94
  5. Step 5: Solve for x
    x = 527,544,756.94/31,063.76
  6. Step 6: Final answer
    x = 16,982.64

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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.