Home / 11,176.12-16,759-10,300.60

Finding the Fourth Proportional to 11,176.12, 16,759 and 10,300.60

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Solution

The fourth proportional to 11,176.12, 16,759 and 10,300.60 is: 15,446.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,176.12 : 16,759 = 10,300.60 : x
  2. Step 2: Convert to fraction form
    11,176.12/16,759 = 10,300.60/x
  3. Step 3: Cross multiply
    11,176.12x = 16,759 × 10,300.60
  4. Step 4: Simplify right side
    11,176.12x = 172,627,755.40
  5. Step 5: Solve for x
    x = 172,627,755.40/11,176.12
  6. Step 6: Final answer
    x = 15,446.13

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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.