Home / 11,173.14-16,740.88-9,771.03

Finding the Fourth Proportional to 11,173.14, 16,740.88 and 9,771.03

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Solution

The fourth proportional to 11,173.14, 16,740.88 and 9,771.03 is: 14,640.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,173.14 : 16,740.88 = 9,771.03 : x
  2. Step 2: Convert to fraction form
    11,173.14/16,740.88 = 9,771.03/x
  3. Step 3: Cross multiply
    11,173.14x = 16,740.88 × 9,771.03
  4. Step 4: Simplify right side
    11,173.14x = 163,575,616.28
  5. Step 5: Solve for x
    x = 163,575,616.28/11,173.14
  6. Step 6: Final answer
    x = 14,640.08

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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.