Home / 31,182.12-46,780.92-8,994.96

Finding the Fourth Proportional to 31,182.12, 46,780.92 and 8,994.96

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Solution

The fourth proportional to 31,182.12, 46,780.92 and 8,994.96 is: 13,494.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,182.12 : 46,780.92 = 8,994.96 : x
  2. Step 2: Convert to fraction form
    31,182.12/46,780.92 = 8,994.96/x
  3. Step 3: Cross multiply
    31,182.12x = 46,780.92 × 8,994.96
  4. Step 4: Simplify right side
    31,182.12x = 420,792,504.16
  5. Step 5: Solve for x
    x = 420,792,504.16/31,182.12
  6. Step 6: Final answer
    x = 13,494.67

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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.