Home / 21,033.19-29,024.49-11,601.82

Finding the Fourth Proportional to 21,033.19, 29,024.49 and 11,601.82

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Solution

The fourth proportional to 21,033.19, 29,024.49 and 11,601.82 is: 16,009.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,033.19 : 29,024.49 = 11,601.82 : x
  2. Step 2: Convert to fraction form
    21,033.19/29,024.49 = 11,601.82/x
  3. Step 3: Cross multiply
    21,033.19x = 29,024.49 × 11,601.82
  4. Step 4: Simplify right side
    21,033.19x = 336,736,908.57
  5. Step 5: Solve for x
    x = 336,736,908.57/21,033.19
  6. Step 6: Final answer
    x = 16,009.79

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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.