Home / 19,753.14-27,261.89-11,258.35

Finding the Fourth Proportional to 19,753.14, 27,261.89 and 11,258.35

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Solution

The fourth proportional to 19,753.14, 27,261.89 and 11,258.35 is: 15,537.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,753.14 : 27,261.89 = 11,258.35 : x
  2. Step 2: Convert to fraction form
    19,753.14/27,261.89 = 11,258.35/x
  3. Step 3: Cross multiply
    19,753.14x = 27,261.89 × 11,258.35
  4. Step 4: Simplify right side
    19,753.14x = 306,923,842.99
  5. Step 5: Solve for x
    x = 306,923,842.99/19,753.14
  6. Step 6: Final answer
    x = 15,537.98

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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.