Home / 12,583.15-18,874.65-3,223.15

Finding the Fourth Proportional to 12,583.15, 18,874.65 and 3,223.15

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Solution

The fourth proportional to 12,583.15, 18,874.65 and 3,223.15 is: 4,834.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,583.15 : 18,874.65 = 3,223.15 : x
  2. Step 2: Convert to fraction form
    12,583.15/18,874.65 = 3,223.15/x
  3. Step 3: Cross multiply
    12,583.15x = 18,874.65 × 3,223.15
  4. Step 4: Simplify right side
    12,583.15x = 60,835,828.15
  5. Step 5: Solve for x
    x = 60,835,828.15/12,583.15
  6. Step 6: Final answer
    x = 4,834.71

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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.