Home / 31,179.43-46,769.15-14,551.11

Finding the Fourth Proportional to 31,179.43, 46,769.15 and 14,551.11

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Solution

The fourth proportional to 31,179.43, 46,769.15 and 14,551.11 is: 21,826.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,179.43 : 46,769.15 = 14,551.11 : x
  2. Step 2: Convert to fraction form
    31,179.43/46,769.15 = 14,551.11/x
  3. Step 3: Cross multiply
    31,179.43x = 46,769.15 × 14,551.11
  4. Step 4: Simplify right side
    31,179.43x = 680,543,046.26
  5. Step 5: Solve for x
    x = 680,543,046.26/31,179.43
  6. Step 6: Final answer
    x = 21,826.67

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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.