Home / 36,771.90-55,192.41-19,254.30

Finding the Fourth Proportional to 36,771.90, 55,192.41 and 19,254.30

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Solution

The fourth proportional to 36,771.90, 55,192.41 and 19,254.30 is: 28,899.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,771.90 : 55,192.41 = 19,254.30 : x
  2. Step 2: Convert to fraction form
    36,771.90/55,192.41 = 19,254.30/x
  3. Step 3: Cross multiply
    36,771.90x = 55,192.41 × 19,254.30
  4. Step 4: Simplify right side
    36,771.90x = 1,062,691,219.86
  5. Step 5: Solve for x
    x = 1,062,691,219.86/36,771.90
  6. Step 6: Final answer
    x = 28,899.55

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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.