Home / 35,578.20-53,324.10-15,835.80

Finding the Fourth Proportional to 35,578.20, 53,324.10 and 15,835.80

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Solution

The fourth proportional to 35,578.20, 53,324.10 and 15,835.80 is: 23,734.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,578.20 : 53,324.10 = 15,835.80 : x
  2. Step 2: Convert to fraction form
    35,578.20/53,324.10 = 15,835.80/x
  3. Step 3: Cross multiply
    35,578.20x = 53,324.10 × 15,835.80
  4. Step 4: Simplify right side
    35,578.20x = 844,429,782.78
  5. Step 5: Solve for x
    x = 844,429,782.78/35,578.20
  6. Step 6: Final answer
    x = 23,734.47

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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.