Home / 33,025.42-45,575.08-18,878.57

Finding the Fourth Proportional to 33,025.42, 45,575.08 and 18,878.57

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Solution

The fourth proportional to 33,025.42, 45,575.08 and 18,878.57 is: 26,052.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,025.42 : 45,575.08 = 18,878.57 : x
  2. Step 2: Convert to fraction form
    33,025.42/45,575.08 = 18,878.57/x
  3. Step 3: Cross multiply
    33,025.42x = 45,575.08 × 18,878.57
  4. Step 4: Simplify right side
    33,025.42x = 860,392,338.04
  5. Step 5: Solve for x
    x = 860,392,338.04/33,025.42
  6. Step 6: Final answer
    x = 26,052.43

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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.