Home / 34,375.68-51,569.99-13,600.80

Finding the Fourth Proportional to 34,375.68, 51,569.99 and 13,600.80

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Solution

The fourth proportional to 34,375.68, 51,569.99 and 13,600.80 is: 20,403.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,375.68 : 51,569.99 = 13,600.80 : x
  2. Step 2: Convert to fraction form
    34,375.68/51,569.99 = 13,600.80/x
  3. Step 3: Cross multiply
    34,375.68x = 51,569.99 × 13,600.80
  4. Step 4: Simplify right side
    34,375.68x = 701,393,051.99
  5. Step 5: Solve for x
    x = 701,393,051.99/34,375.68
  6. Step 6: Final answer
    x = 20,403.76

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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.