Home / 30,686.22-46,063.49-15,891.16

Finding the Fourth Proportional to 30,686.22, 46,063.49 and 15,891.16

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Solution

The fourth proportional to 30,686.22, 46,063.49 and 15,891.16 is: 23,854.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,686.22 : 46,063.49 = 15,891.16 : x
  2. Step 2: Convert to fraction form
    30,686.22/46,063.49 = 15,891.16/x
  3. Step 3: Cross multiply
    30,686.22x = 46,063.49 × 15,891.16
  4. Step 4: Simplify right side
    30,686.22x = 732,002,289.75
  5. Step 5: Solve for x
    x = 732,002,289.75/30,686.22
  6. Step 6: Final answer
    x = 23,854.43

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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.