Home / 10,824.80-16,237.20-10,176.80

Finding the Fourth Proportional to 10,824.80, 16,237.20 and 10,176.80

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Solution

The fourth proportional to 10,824.80, 16,237.20 and 10,176.80 is: 15,265.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,824.80 : 16,237.20 = 10,176.80 : x
  2. Step 2: Convert to fraction form
    10,824.80/16,237.20 = 10,176.80/x
  3. Step 3: Cross multiply
    10,824.80x = 16,237.20 × 10,176.80
  4. Step 4: Simplify right side
    10,824.80x = 165,242,736.96
  5. Step 5: Solve for x
    x = 165,242,736.96/10,824.80
  6. Step 6: Final answer
    x = 15,265.20

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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.