Home / 11,070.80-16,606.20-10,955.60

Finding the Fourth Proportional to 11,070.80, 16,606.20 and 10,955.60

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Solution

The fourth proportional to 11,070.80, 16,606.20 and 10,955.60 is: 16,433.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,070.80 : 16,606.20 = 10,955.60 : x
  2. Step 2: Convert to fraction form
    11,070.80/16,606.20 = 10,955.60/x
  3. Step 3: Cross multiply
    11,070.80x = 16,606.20 × 10,955.60
  4. Step 4: Simplify right side
    11,070.80x = 181,930,884.72
  5. Step 5: Solve for x
    x = 181,930,884.72/11,070.80
  6. Step 6: Final answer
    x = 16,433.40

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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.