Home / 19,966.59-27,553.61-11,014.07

Finding the Fourth Proportional to 19,966.59, 27,553.61 and 11,014.07

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Solution

The fourth proportional to 19,966.59, 27,553.61 and 11,014.07 is: 15,199.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,966.59 : 27,553.61 = 11,014.07 : x
  2. Step 2: Convert to fraction form
    19,966.59/27,553.61 = 11,014.07/x
  3. Step 3: Cross multiply
    19,966.59x = 27,553.61 × 11,014.07
  4. Step 4: Simplify right side
    19,966.59x = 303,477,196.45
  5. Step 5: Solve for x
    x = 303,477,196.45/19,966.59
  6. Step 6: Final answer
    x = 15,199.25

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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.