Home / 33,172.60-45,777.30-18,064.96

Finding the Fourth Proportional to 33,172.60, 45,777.30 and 18,064.96

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Solution

The fourth proportional to 33,172.60, 45,777.30 and 18,064.96 is: 24,929.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,172.60 : 45,777.30 = 18,064.96 : x
  2. Step 2: Convert to fraction form
    33,172.60/45,777.30 = 18,064.96/x
  3. Step 3: Cross multiply
    33,172.60x = 45,777.30 × 18,064.96
  4. Step 4: Simplify right side
    33,172.60x = 826,965,093.41
  5. Step 5: Solve for x
    x = 826,965,093.41/33,172.60
  6. Step 6: Final answer
    x = 24,929.16

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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.