Home / 43,861.99-65,794.20-14,281.60

Finding the Fourth Proportional to 43,861.99, 65,794.20 and 14,281.60

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Solution

The fourth proportional to 43,861.99, 65,794.20 and 14,281.60 is: 21,422.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,861.99 : 65,794.20 = 14,281.60 : x
  2. Step 2: Convert to fraction form
    43,861.99/65,794.20 = 14,281.60/x
  3. Step 3: Cross multiply
    43,861.99x = 65,794.20 × 14,281.60
  4. Step 4: Simplify right side
    43,861.99x = 939,646,446.72
  5. Step 5: Solve for x
    x = 939,646,446.72/43,861.99
  6. Step 6: Final answer
    x = 21,422.80

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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.