Home / 11,221.23-16,790.14-7,041.67

Finding the Fourth Proportional to 11,221.23, 16,790.14 and 7,041.67

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Solution

The fourth proportional to 11,221.23, 16,790.14 and 7,041.67 is: 10,536.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,221.23 : 16,790.14 = 7,041.67 : x
  2. Step 2: Convert to fraction form
    11,221.23/16,790.14 = 7,041.67/x
  3. Step 3: Cross multiply
    11,221.23x = 16,790.14 × 7,041.67
  4. Step 4: Simplify right side
    11,221.23x = 118,230,607.76
  5. Step 5: Solve for x
    x = 118,230,607.76/11,221.23
  6. Step 6: Final answer
    x = 10,536.33

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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.