Home / 33,549.72-50,302.60-18,760.20

Finding the Fourth Proportional to 33,549.72, 50,302.60 and 18,760.20

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Solution

The fourth proportional to 33,549.72, 50,302.60 and 18,760.20 is: 28,128.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,549.72 : 50,302.60 = 18,760.20 : x
  2. Step 2: Convert to fraction form
    33,549.72/50,302.60 = 18,760.20/x
  3. Step 3: Cross multiply
    33,549.72x = 50,302.60 × 18,760.20
  4. Step 4: Simplify right side
    33,549.72x = 943,686,836.52
  5. Step 5: Solve for x
    x = 943,686,836.52/33,549.72
  6. Step 6: Final answer
    x = 28,128.01

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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.