Home / 14,811.75-22,221.27-4,423.50

Finding the Fourth Proportional to 14,811.75, 22,221.27 and 4,423.50

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Solution

The fourth proportional to 14,811.75, 22,221.27 and 4,423.50 is: 6,636.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,811.75 : 22,221.27 = 4,423.50 : x
  2. Step 2: Convert to fraction form
    14,811.75/22,221.27 = 4,423.50/x
  3. Step 3: Cross multiply
    14,811.75x = 22,221.27 × 4,423.50
  4. Step 4: Simplify right side
    14,811.75x = 98,295,787.85
  5. Step 5: Solve for x
    x = 98,295,787.85/14,811.75
  6. Step 6: Final answer
    x = 6,636.34

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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.