Home / 35,949.64-53,887.46-13,757

Finding the Fourth Proportional to 35,949.64, 53,887.46 and 13,757

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Solution

The fourth proportional to 35,949.64, 53,887.46 and 13,757 is: 20,621.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,949.64 : 53,887.46 = 13,757 : x
  2. Step 2: Convert to fraction form
    35,949.64/53,887.46 = 13,757/x
  3. Step 3: Cross multiply
    35,949.64x = 53,887.46 × 13,757
  4. Step 4: Simplify right side
    35,949.64x = 741,329,787.22
  5. Step 5: Solve for x
    x = 741,329,787.22/35,949.64
  6. Step 6: Final answer
    x = 20,621.34

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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.