Home / 19,969.52-27,558.83-11,474.39

Finding the Fourth Proportional to 19,969.52, 27,558.83 and 11,474.39

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Solution

The fourth proportional to 19,969.52, 27,558.83 and 11,474.39 is: 15,835.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,969.52 : 27,558.83 = 11,474.39 : x
  2. Step 2: Convert to fraction form
    19,969.52/27,558.83 = 11,474.39/x
  3. Step 3: Cross multiply
    19,969.52x = 27,558.83 × 11,474.39
  4. Step 4: Simplify right side
    19,969.52x = 316,220,763.36
  5. Step 5: Solve for x
    x = 316,220,763.36/19,969.52
  6. Step 6: Final answer
    x = 15,835.17

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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.