Home / 19,966.91-27,554.18-11,014.79

Finding the Fourth Proportional to 19,966.91, 27,554.18 and 11,014.79

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Solution

The fourth proportional to 19,966.91, 27,554.18 and 11,014.79 is: 15,200.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,966.91 : 27,554.18 = 11,014.79 : x
  2. Step 2: Convert to fraction form
    19,966.91/27,554.18 = 11,014.79/x
  3. Step 3: Cross multiply
    19,966.91x = 27,554.18 × 11,014.79
  4. Step 4: Simplify right side
    19,966.91x = 303,503,313.48
  5. Step 5: Solve for x
    x = 303,503,313.48/19,966.91
  6. Step 6: Final answer
    x = 15,200.32

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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.