Home / 11,354.12-17,016.18-8,711.52

Finding the Fourth Proportional to 11,354.12, 17,016.18 and 8,711.52

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Solution

The fourth proportional to 11,354.12, 17,016.18 and 8,711.52 is: 13,055.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,354.12 : 17,016.18 = 8,711.52 : x
  2. Step 2: Convert to fraction form
    11,354.12/17,016.18 = 8,711.52/x
  3. Step 3: Cross multiply
    11,354.12x = 17,016.18 × 8,711.52
  4. Step 4: Simplify right side
    11,354.12x = 148,236,792.39
  5. Step 5: Solve for x
    x = 148,236,792.39/11,354.12
  6. Step 6: Final answer
    x = 13,055.77

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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.