Home / 19,797.62-27,320.73-10,845.45

Finding the Fourth Proportional to 19,797.62, 27,320.73 and 10,845.45

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Solution

The fourth proportional to 19,797.62, 27,320.73 and 10,845.45 is: 14,966.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,797.62 : 27,320.73 = 10,845.45 : x
  2. Step 2: Convert to fraction form
    19,797.62/27,320.73 = 10,845.45/x
  3. Step 3: Cross multiply
    19,797.62x = 27,320.73 × 10,845.45
  4. Step 4: Simplify right side
    19,797.62x = 296,305,420.35
  5. Step 5: Solve for x
    x = 296,305,420.35/19,797.62
  6. Step 6: Final answer
    x = 14,966.72

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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.