Home / 14,917.84-20,586.18-8,544.22

Finding the Fourth Proportional to 14,917.84, 20,586.18 and 8,544.22

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Solution

The fourth proportional to 14,917.84, 20,586.18 and 8,544.22 is: 11,790.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,917.84 : 20,586.18 = 8,544.22 : x
  2. Step 2: Convert to fraction form
    14,917.84/20,586.18 = 8,544.22/x
  3. Step 3: Cross multiply
    14,917.84x = 20,586.18 × 8,544.22
  4. Step 4: Simplify right side
    14,917.84x = 175,892,850.88
  5. Step 5: Solve for x
    x = 175,892,850.88/14,917.84
  6. Step 6: Final answer
    x = 11,790.77

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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.