Home / 14,481.04-21,697.71-13,270.54

Finding the Fourth Proportional to 14,481.04, 21,697.71 and 13,270.54

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Solution

The fourth proportional to 14,481.04, 21,697.71 and 13,270.54 is: 19,883.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,481.04 : 21,697.71 = 13,270.54 : x
  2. Step 2: Convert to fraction form
    14,481.04/21,697.71 = 13,270.54/x
  3. Step 3: Cross multiply
    14,481.04x = 21,697.71 × 13,270.54
  4. Step 4: Simplify right side
    14,481.04x = 287,940,328.46
  5. Step 5: Solve for x
    x = 287,940,328.46/14,481.04
  6. Step 6: Final answer
    x = 19,883.95

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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.