Home / 31,334.24-46,990.41-12,609.42

Finding the Fourth Proportional to 31,334.24, 46,990.41 and 12,609.42

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Solution

The fourth proportional to 31,334.24, 46,990.41 and 12,609.42 is: 18,909.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,334.24 : 46,990.41 = 12,609.42 : x
  2. Step 2: Convert to fraction form
    31,334.24/46,990.41 = 12,609.42/x
  3. Step 3: Cross multiply
    31,334.24x = 46,990.41 × 12,609.42
  4. Step 4: Simplify right side
    31,334.24x = 592,521,815.66
  5. Step 5: Solve for x
    x = 592,521,815.66/31,334.24
  6. Step 6: Final answer
    x = 18,909.73

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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.