Home / 17,205.86-23,745.12-10,136.99

Finding the Fourth Proportional to 17,205.86, 23,745.12 and 10,136.99

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Solution

The fourth proportional to 17,205.86, 23,745.12 and 10,136.99 is: 13,989.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,205.86 : 23,745.12 = 10,136.99 : x
  2. Step 2: Convert to fraction form
    17,205.86/23,745.12 = 10,136.99/x
  3. Step 3: Cross multiply
    17,205.86x = 23,745.12 × 10,136.99
  4. Step 4: Simplify right side
    17,205.86x = 240,704,043.99
  5. Step 5: Solve for x
    x = 240,704,043.99/17,205.86
  6. Step 6: Final answer
    x = 13,989.65

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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.