Home / 33,648.21-50,407.64-18,812.14

Finding the Fourth Proportional to 33,648.21, 50,407.64 and 18,812.14

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Solution

The fourth proportional to 33,648.21, 50,407.64 and 18,812.14 is: 28,182.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,648.21 : 50,407.64 = 18,812.14 : x
  2. Step 2: Convert to fraction form
    33,648.21/50,407.64 = 18,812.14/x
  3. Step 3: Cross multiply
    33,648.21x = 50,407.64 × 18,812.14
  4. Step 4: Simplify right side
    33,648.21x = 948,275,580.75
  5. Step 5: Solve for x
    x = 948,275,580.75/33,648.21
  6. Step 6: Final answer
    x = 28,182.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.