Home / 19,955.06-27,534.94-11,886.24

Finding the Fourth Proportional to 19,955.06, 27,534.94 and 11,886.24

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Solution

The fourth proportional to 19,955.06, 27,534.94 and 11,886.24 is: 16,401.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,955.06 : 27,534.94 = 11,886.24 : x
  2. Step 2: Convert to fraction form
    19,955.06/27,534.94 = 11,886.24/x
  3. Step 3: Cross multiply
    19,955.06x = 27,534.94 × 11,886.24
  4. Step 4: Simplify right side
    19,955.06x = 327,286,978.77
  5. Step 5: Solve for x
    x = 327,286,978.77/19,955.06
  6. Step 6: Final answer
    x = 16,401.20

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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.