Home / 14,180.52-21,270.78-3,792

Finding the Fourth Proportional to 14,180.52, 21,270.78 and 3,792

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Solution

The fourth proportional to 14,180.52, 21,270.78 and 3,792 is: 5,688.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,180.52 : 21,270.78 = 3,792 : x
  2. Step 2: Convert to fraction form
    14,180.52/21,270.78 = 3,792/x
  3. Step 3: Cross multiply
    14,180.52x = 21,270.78 × 3,792
  4. Step 4: Simplify right side
    14,180.52x = 80,658,797.76
  5. Step 5: Solve for x
    x = 80,658,797.76/14,180.52
  6. Step 6: Final answer
    x = 5,688.00

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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.