Home / 19,676.06-27,153.48-10,724.18

Finding the Fourth Proportional to 19,676.06, 27,153.48 and 10,724.18

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Solution

The fourth proportional to 19,676.06, 27,153.48 and 10,724.18 is: 14,799.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,676.06 : 27,153.48 = 10,724.18 : x
  2. Step 2: Convert to fraction form
    19,676.06/27,153.48 = 10,724.18/x
  3. Step 3: Cross multiply
    19,676.06x = 27,153.48 × 10,724.18
  4. Step 4: Simplify right side
    19,676.06x = 291,198,807.15
  5. Step 5: Solve for x
    x = 291,198,807.15/19,676.06
  6. Step 6: Final answer
    x = 14,799.65

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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.