Home / 11,086.47-16,615.26-9,909.54

Finding the Fourth Proportional to 11,086.47, 16,615.26 and 9,909.54

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Solution

The fourth proportional to 11,086.47, 16,615.26 and 9,909.54 is: 14,851.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,086.47 : 16,615.26 = 9,909.54 : x
  2. Step 2: Convert to fraction form
    11,086.47/16,615.26 = 9,909.54/x
  3. Step 3: Cross multiply
    11,086.47x = 16,615.26 × 9,909.54
  4. Step 4: Simplify right side
    11,086.47x = 164,649,583.58
  5. Step 5: Solve for x
    x = 164,649,583.58/11,086.47
  6. Step 6: Final answer
    x = 14,851.40

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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.