Home / 33,281.10-45,928.11-18,173.58

Finding the Fourth Proportional to 33,281.10, 45,928.11 and 18,173.58

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Solution

The fourth proportional to 33,281.10, 45,928.11 and 18,173.58 is: 25,079.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,281.10 : 45,928.11 = 18,173.58 : x
  2. Step 2: Convert to fraction form
    33,281.10/45,928.11 = 18,173.58/x
  3. Step 3: Cross multiply
    33,281.10x = 45,928.11 × 18,173.58
  4. Step 4: Simplify right side
    33,281.10x = 834,678,181.33
  5. Step 5: Solve for x
    x = 834,678,181.33/33,281.10
  6. Step 6: Final answer
    x = 25,079.65

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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.