Home / 31,161.97-46,724.15-14,525.73

Finding the Fourth Proportional to 31,161.97, 46,724.15 and 14,525.73

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Solution

The fourth proportional to 31,161.97, 46,724.15 and 14,525.73 is: 21,779.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,161.97 : 46,724.15 = 14,525.73 : x
  2. Step 2: Convert to fraction form
    31,161.97/46,724.15 = 14,525.73/x
  3. Step 3: Cross multiply
    31,161.97x = 46,724.15 × 14,525.73
  4. Step 4: Simplify right side
    31,161.97x = 678,702,387.38
  5. Step 5: Solve for x
    x = 678,702,387.38/31,161.97
  6. Step 6: Final answer
    x = 21,779.83

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1.5x scale

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.