Home / 19,966.89-27,554.51-11,014.71

Finding the Fourth Proportional to 19,966.89, 27,554.51 and 11,014.71

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Solution

The fourth proportional to 19,966.89, 27,554.51 and 11,014.71 is: 15,200.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,966.89 : 27,554.51 = 11,014.71 : x
  2. Step 2: Convert to fraction form
    19,966.89/27,554.51 = 11,014.71/x
  3. Step 3: Cross multiply
    19,966.89x = 27,554.51 × 11,014.71
  4. Step 4: Simplify right side
    19,966.89x = 303,504,881.77
  5. Step 5: Solve for x
    x = 303,504,881.77/19,966.89
  6. Step 6: Final answer
    x = 15,200.41

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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.