Home / 19,676.63-27,153.77-10,724.14

Finding the Fourth Proportional to 19,676.63, 27,153.77 and 10,724.14

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Solution

The fourth proportional to 19,676.63, 27,153.77 and 10,724.14 is: 14,799.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,676.63 : 27,153.77 = 10,724.14 : x
  2. Step 2: Convert to fraction form
    19,676.63/27,153.77 = 10,724.14/x
  3. Step 3: Cross multiply
    19,676.63x = 27,153.77 × 10,724.14
  4. Step 4: Simplify right side
    19,676.63x = 291,200,831.01
  5. Step 5: Solve for x
    x = 291,200,831.01/19,676.63
  6. Step 6: Final answer
    x = 14,799.32

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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.