Home / 43,847.99-65,777.79-14,255.85

Finding the Fourth Proportional to 43,847.99, 65,777.79 and 14,255.85

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Solution

The fourth proportional to 43,847.99, 65,777.79 and 14,255.85 is: 21,385.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,847.99 : 65,777.79 = 14,255.85 : x
  2. Step 2: Convert to fraction form
    43,847.99/65,777.79 = 14,255.85/x
  3. Step 3: Cross multiply
    43,847.99x = 65,777.79 × 14,255.85
  4. Step 4: Simplify right side
    43,847.99x = 937,718,307.57
  5. Step 5: Solve for x
    x = 937,718,307.57/43,847.99
  6. Step 6: Final answer
    x = 21,385.66

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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.