Home / 36,180.75-54,270.77-9,885.50

Finding the Fourth Proportional to 36,180.75, 54,270.77 and 9,885.50

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Solution

The fourth proportional to 36,180.75, 54,270.77 and 9,885.50 is: 14,828.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,180.75 : 54,270.77 = 9,885.50 : x
  2. Step 2: Convert to fraction form
    36,180.75/54,270.77 = 9,885.50/x
  3. Step 3: Cross multiply
    36,180.75x = 54,270.77 × 9,885.50
  4. Step 4: Simplify right side
    36,180.75x = 536,493,376.05
  5. Step 5: Solve for x
    x = 536,493,376.05/36,180.75
  6. Step 6: Final answer
    x = 14,828.14

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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.