Home / 23,921.79-33,012.80-13,849.30

Finding the Fourth Proportional to 23,921.79, 33,012.80 and 13,849.30

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Solution

The fourth proportional to 23,921.79, 33,012.80 and 13,849.30 is: 19,112.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,921.79 : 33,012.80 = 13,849.30 : x
  2. Step 2: Convert to fraction form
    23,921.79/33,012.80 = 13,849.30/x
  3. Step 3: Cross multiply
    23,921.79x = 33,012.80 × 13,849.30
  4. Step 4: Simplify right side
    23,921.79x = 457,204,171.04
  5. Step 5: Solve for x
    x = 457,204,171.04/23,921.79
  6. Step 6: Final answer
    x = 19,112.46

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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.