Home / 21,033.20-29,025.24-11,601.14

Finding the Fourth Proportional to 21,033.20, 29,025.24 and 11,601.14

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Solution

The fourth proportional to 21,033.20, 29,025.24 and 11,601.14 is: 16,009.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,033.20 : 29,025.24 = 11,601.14 : x
  2. Step 2: Convert to fraction form
    21,033.20/29,025.24 = 11,601.14/x
  3. Step 3: Cross multiply
    21,033.20x = 29,025.24 × 11,601.14
  4. Step 4: Simplify right side
    21,033.20x = 336,725,872.77
  5. Step 5: Solve for x
    x = 336,725,872.77/21,033.20
  6. Step 6: Final answer
    x = 16,009.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.