Home / 36,830.28-55,239.84-13,451.25

Finding the Fourth Proportional to 36,830.28, 55,239.84 and 13,451.25

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Solution

The fourth proportional to 36,830.28, 55,239.84 and 13,451.25 is: 20,174.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,830.28 : 55,239.84 = 13,451.25 : x
  2. Step 2: Convert to fraction form
    36,830.28/55,239.84 = 13,451.25/x
  3. Step 3: Cross multiply
    36,830.28x = 55,239.84 × 13,451.25
  4. Step 4: Simplify right side
    36,830.28x = 743,044,897.80
  5. Step 5: Solve for x
    x = 743,044,897.80/36,830.28
  6. Step 6: Final answer
    x = 20,174.84

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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.