Home / 13,957.02-20,944.80-5,192.82

Finding the Fourth Proportional to 13,957.02, 20,944.80 and 5,192.82

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Solution

The fourth proportional to 13,957.02, 20,944.80 and 5,192.82 is: 7,792.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,957.02 : 20,944.80 = 5,192.82 : x
  2. Step 2: Convert to fraction form
    13,957.02/20,944.80 = 5,192.82/x
  3. Step 3: Cross multiply
    13,957.02x = 20,944.80 × 5,192.82
  4. Step 4: Simplify right side
    13,957.02x = 108,762,576.34
  5. Step 5: Solve for x
    x = 108,762,576.34/13,957.02
  6. Step 6: Final answer
    x = 7,792.68

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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.