Home / 16,782.68-25,144.86-8,977.52

Finding the Fourth Proportional to 16,782.68, 25,144.86 and 8,977.52

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Solution

The fourth proportional to 16,782.68, 25,144.86 and 8,977.52 is: 13,450.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,782.68 : 25,144.86 = 8,977.52 : x
  2. Step 2: Convert to fraction form
    16,782.68/25,144.86 = 8,977.52/x
  3. Step 3: Cross multiply
    16,782.68x = 25,144.86 × 8,977.52
  4. Step 4: Simplify right side
    16,782.68x = 225,738,483.55
  5. Step 5: Solve for x
    x = 225,738,483.55/16,782.68
  6. Step 6: Final answer
    x = 13,450.68

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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.