Home / 14,626.20-21,939.30-14,334.60

Finding the Fourth Proportional to 14,626.20, 21,939.30 and 14,334.60

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Solution

The fourth proportional to 14,626.20, 21,939.30 and 14,334.60 is: 21,501.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,626.20 : 21,939.30 = 14,334.60 : x
  2. Step 2: Convert to fraction form
    14,626.20/21,939.30 = 14,334.60/x
  3. Step 3: Cross multiply
    14,626.20x = 21,939.30 × 14,334.60
  4. Step 4: Simplify right side
    14,626.20x = 314,491,089.78
  5. Step 5: Solve for x
    x = 314,491,089.78/14,626.20
  6. Step 6: Final answer
    x = 21,501.90

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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.