Home / 16,005.60-22,087.44-9,636.12

Finding the Fourth Proportional to 16,005.60, 22,087.44 and 9,636.12

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Solution

The fourth proportional to 16,005.60, 22,087.44 and 9,636.12 is: 13,297.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,005.60 : 22,087.44 = 9,636.12 : x
  2. Step 2: Convert to fraction form
    16,005.60/22,087.44 = 9,636.12/x
  3. Step 3: Cross multiply
    16,005.60x = 22,087.44 × 9,636.12
  4. Step 4: Simplify right side
    16,005.60x = 212,837,222.33
  5. Step 5: Solve for x
    x = 212,837,222.33/16,005.60
  6. Step 6: Final answer
    x = 13,297.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.