Home / 31,228.92-46,834.74-12,506.04

Finding the Fourth Proportional to 31,228.92, 46,834.74 and 12,506.04

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Solution

The fourth proportional to 31,228.92, 46,834.74 and 12,506.04 is: 18,755.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,228.92 : 46,834.74 = 12,506.04 : x
  2. Step 2: Convert to fraction form
    31,228.92/46,834.74 = 12,506.04/x
  3. Step 3: Cross multiply
    31,228.92x = 46,834.74 × 12,506.04
  4. Step 4: Simplify right side
    31,228.92x = 585,717,131.83
  5. Step 5: Solve for x
    x = 585,717,131.83/31,228.92
  6. Step 6: Final answer
    x = 18,755.60

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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.