Home / 13,444.16-20,166.22-5,551.12

Finding the Fourth Proportional to 13,444.16, 20,166.22 and 5,551.12

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Solution

The fourth proportional to 13,444.16, 20,166.22 and 5,551.12 is: 8,326.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,444.16 : 20,166.22 = 5,551.12 : x
  2. Step 2: Convert to fraction form
    13,444.16/20,166.22 = 5,551.12/x
  3. Step 3: Cross multiply
    13,444.16x = 20,166.22 × 5,551.12
  4. Step 4: Simplify right side
    13,444.16x = 111,945,107.17
  5. Step 5: Solve for x
    x = 111,945,107.17/13,444.16
  6. Step 6: Final answer
    x = 8,326.67

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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.