Home / 19,676.64-27,154.07-10,724.13

Finding the Fourth Proportional to 19,676.64, 27,154.07 and 10,724.13

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Solution

The fourth proportional to 19,676.64, 27,154.07 and 10,724.13 is: 14,799.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,676.64 : 27,154.07 = 10,724.13 : x
  2. Step 2: Convert to fraction form
    19,676.64/27,154.07 = 10,724.13/x
  3. Step 3: Cross multiply
    19,676.64x = 27,154.07 × 10,724.13
  4. Step 4: Simplify right side
    19,676.64x = 291,203,763.30
  5. Step 5: Solve for x
    x = 291,203,763.30/19,676.64
  6. Step 6: Final answer
    x = 14,799.47

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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.