Home / 11,065.60-16,518.56-10,254.88

Finding the Fourth Proportional to 11,065.60, 16,518.56 and 10,254.88

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Solution

The fourth proportional to 11,065.60, 16,518.56 and 10,254.88 is: 15,308.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,065.60 : 16,518.56 = 10,254.88 : x
  2. Step 2: Convert to fraction form
    11,065.60/16,518.56 = 10,254.88/x
  3. Step 3: Cross multiply
    11,065.60x = 16,518.56 × 10,254.88
  4. Step 4: Simplify right side
    11,065.60x = 169,395,850.57
  5. Step 5: Solve for x
    x = 169,395,850.57/11,065.60
  6. Step 6: Final answer
    x = 15,308.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.