Home / 21,052.51-29,052.34-11,621.00

Finding the Fourth Proportional to 21,052.51, 29,052.34 and 11,621.00

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Solution

The fourth proportional to 21,052.51, 29,052.34 and 11,621.00 is: 16,036.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,052.51 : 29,052.34 = 11,621.00 : x
  2. Step 2: Convert to fraction form
    21,052.51/29,052.34 = 11,621.00/x
  3. Step 3: Cross multiply
    21,052.51x = 29,052.34 × 11,621.00
  4. Step 4: Simplify right side
    21,052.51x = 337,617,286.72
  5. Step 5: Solve for x
    x = 337,617,286.72/21,052.51
  6. Step 6: Final answer
    x = 16,036.92

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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.