Home / 33,009.20-45,548.50-18,862.96

Finding the Fourth Proportional to 33,009.20, 45,548.50 and 18,862.96

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Solution

The fourth proportional to 33,009.20, 45,548.50 and 18,862.96 is: 26,028.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,009.20 : 45,548.50 = 18,862.96 : x
  2. Step 2: Convert to fraction form
    33,009.20/45,548.50 = 18,862.96/x
  3. Step 3: Cross multiply
    33,009.20x = 45,548.50 × 18,862.96
  4. Step 4: Simplify right side
    33,009.20x = 859,179,533.56
  5. Step 5: Solve for x
    x = 859,179,533.56/33,009.20
  6. Step 6: Final answer
    x = 26,028.49

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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.