Home / 31,269.65-46,913.24-12,562.82

Finding the Fourth Proportional to 31,269.65, 46,913.24 and 12,562.82

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Solution

The fourth proportional to 31,269.65, 46,913.24 and 12,562.82 is: 18,847.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,269.65 : 46,913.24 = 12,562.82 : x
  2. Step 2: Convert to fraction form
    31,269.65/46,913.24 = 12,562.82/x
  3. Step 3: Cross multiply
    31,269.65x = 46,913.24 × 12,562.82
  4. Step 4: Simplify right side
    31,269.65x = 589,362,694.45
  5. Step 5: Solve for x
    x = 589,362,694.45/31,269.65
  6. Step 6: Final answer
    x = 18,847.76

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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.