Home / 19,969.49-27,559.16-11,474.27

Finding the Fourth Proportional to 19,969.49, 27,559.16 and 11,474.27

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Solution

The fourth proportional to 19,969.49, 27,559.16 and 11,474.27 is: 15,835.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,969.49 : 27,559.16 = 11,474.27 : x
  2. Step 2: Convert to fraction form
    19,969.49/27,559.16 = 11,474.27/x
  3. Step 3: Cross multiply
    19,969.49x = 27,559.16 × 11,474.27
  4. Step 4: Simplify right side
    19,969.49x = 316,221,185.44
  5. Step 5: Solve for x
    x = 316,221,185.44/19,969.49
  6. Step 6: Final answer
    x = 15,835.22

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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.