Home / 19,796.66-27,319.84-11,298.61

Finding the Fourth Proportional to 19,796.66, 27,319.84 and 11,298.61

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Solution

The fourth proportional to 19,796.66, 27,319.84 and 11,298.61 is: 15,592.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,796.66 : 27,319.84 = 11,298.61 : x
  2. Step 2: Convert to fraction form
    19,796.66/27,319.84 = 11,298.61/x
  3. Step 3: Cross multiply
    19,796.66x = 27,319.84 × 11,298.61
  4. Step 4: Simplify right side
    19,796.66x = 308,676,263.38
  5. Step 5: Solve for x
    x = 308,676,263.38/19,796.66
  6. Step 6: Final answer
    x = 15,592.34

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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.