Home / 19,969.88-27,558.50-11,017.49

Finding the Fourth Proportional to 19,969.88, 27,558.50 and 11,017.49

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Solution

The fourth proportional to 19,969.88, 27,558.50 and 11,017.49 is: 15,204.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,969.88 : 27,558.50 = 11,017.49 : x
  2. Step 2: Convert to fraction form
    19,969.88/27,558.50 = 11,017.49/x
  3. Step 3: Cross multiply
    19,969.88x = 27,558.50 × 11,017.49
  4. Step 4: Simplify right side
    19,969.88x = 303,625,305.29
  5. Step 5: Solve for x
    x = 303,625,305.29/19,969.88
  6. Step 6: Final answer
    x = 15,204.17

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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.