Home / 13,461.72-20,192.44-4,696.60

Finding the Fourth Proportional to 13,461.72, 20,192.44 and 4,696.60

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Solution

The fourth proportional to 13,461.72, 20,192.44 and 4,696.60 is: 7,044.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,461.72 : 20,192.44 = 4,696.60 : x
  2. Step 2: Convert to fraction form
    13,461.72/20,192.44 = 4,696.60/x
  3. Step 3: Cross multiply
    13,461.72x = 20,192.44 × 4,696.60
  4. Step 4: Simplify right side
    13,461.72x = 94,835,813.70
  5. Step 5: Solve for x
    x = 94,835,813.70/13,461.72
  6. Step 6: Final answer
    x = 7,044.85

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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.