Home / 13,083.72-19,625.60-3,223.18

Finding the Fourth Proportional to 13,083.72, 19,625.60 and 3,223.18

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Solution

The fourth proportional to 13,083.72, 19,625.60 and 3,223.18 is: 4,834.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,083.72 : 19,625.60 = 3,223.18 : x
  2. Step 2: Convert to fraction form
    13,083.72/19,625.60 = 3,223.18/x
  3. Step 3: Cross multiply
    13,083.72x = 19,625.60 × 3,223.18
  4. Step 4: Simplify right side
    13,083.72x = 63,256,841.41
  5. Step 5: Solve for x
    x = 63,256,841.41/13,083.72
  6. Step 6: Final answer
    x = 4,834.77

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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.