Home / 19,676.63-27,153.41-10,724.24

Finding the Fourth Proportional to 19,676.63, 27,153.41 and 10,724.24

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Solution

The fourth proportional to 19,676.63, 27,153.41 and 10,724.24 is: 14,799.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,676.63 : 27,153.41 = 10,724.24 : x
  2. Step 2: Convert to fraction form
    19,676.63/27,153.41 = 10,724.24/x
  3. Step 3: Cross multiply
    19,676.63x = 27,153.41 × 10,724.24
  4. Step 4: Simplify right side
    19,676.63x = 291,199,496.27
  5. Step 5: Solve for x
    x = 291,199,496.27/19,676.63
  6. Step 6: Final answer
    x = 14,799.26

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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.