Home / 19,560.88-26,991.12-11,060.74

Finding the Fourth Proportional to 19,560.88, 26,991.12 and 11,060.74

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Solution

The fourth proportional to 19,560.88, 26,991.12 and 11,060.74 is: 15,262.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,560.88 : 26,991.12 = 11,060.74 : x
  2. Step 2: Convert to fraction form
    19,560.88/26,991.12 = 11,060.74/x
  3. Step 3: Cross multiply
    19,560.88x = 26,991.12 × 11,060.74
  4. Step 4: Simplify right side
    19,560.88x = 298,541,760.63
  5. Step 5: Solve for x
    x = 298,541,760.63/19,560.88
  6. Step 6: Final answer
    x = 15,262.18

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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.