Home / 31,101.44-46,650.24-12,632.96

Finding the Fourth Proportional to 31,101.44, 46,650.24 and 12,632.96

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Solution

The fourth proportional to 31,101.44, 46,650.24 and 12,632.96 is: 18,948.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,101.44 : 46,650.24 = 12,632.96 : x
  2. Step 2: Convert to fraction form
    31,101.44/46,650.24 = 12,632.96/x
  3. Step 3: Cross multiply
    31,101.44x = 46,650.24 × 12,632.96
  4. Step 4: Simplify right side
    31,101.44x = 589,330,615.91
  5. Step 5: Solve for x
    x = 589,330,615.91/31,101.44
  6. Step 6: Final answer
    x = 18,948.66

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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.