Home / 28,883.53-39,861.95-17,550.42

Finding the Fourth Proportional to 28,883.53, 39,861.95 and 17,550.42

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Solution

The fourth proportional to 28,883.53, 39,861.95 and 17,550.42 is: 24,221.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,883.53 : 39,861.95 = 17,550.42 : x
  2. Step 2: Convert to fraction form
    28,883.53/39,861.95 = 17,550.42/x
  3. Step 3: Cross multiply
    28,883.53x = 39,861.95 × 17,550.42
  4. Step 4: Simplify right side
    28,883.53x = 699,593,964.52
  5. Step 5: Solve for x
    x = 699,593,964.52/28,883.53
  6. Step 6: Final answer
    x = 24,221.21

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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.