Home / 11,087.28-16,635.96-9,636.48

Finding the Fourth Proportional to 11,087.28, 16,635.96 and 9,636.48

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Solution

The fourth proportional to 11,087.28, 16,635.96 and 9,636.48 is: 14,459.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,087.28 : 16,635.96 = 9,636.48 : x
  2. Step 2: Convert to fraction form
    11,087.28/16,635.96 = 9,636.48/x
  3. Step 3: Cross multiply
    11,087.28x = 16,635.96 × 9,636.48
  4. Step 4: Simplify right side
    11,087.28x = 160,312,095.82
  5. Step 5: Solve for x
    x = 160,312,095.82/11,087.28
  6. Step 6: Final answer
    x = 14,459.10

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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.