Home / 36,172.98-54,266.04-15,102.54

Finding the Fourth Proportional to 36,172.98, 54,266.04 and 15,102.54

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Solution

The fourth proportional to 36,172.98, 54,266.04 and 15,102.54 is: 22,656.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,172.98 : 54,266.04 = 15,102.54 : x
  2. Step 2: Convert to fraction form
    36,172.98/54,266.04 = 15,102.54/x
  3. Step 3: Cross multiply
    36,172.98x = 54,266.04 × 15,102.54
  4. Step 4: Simplify right side
    36,172.98x = 819,555,039.74
  5. Step 5: Solve for x
    x = 819,555,039.74/36,172.98
  6. Step 6: Final answer
    x = 22,656.55

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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.