Home / 12,759.08-19,136.46-3,525.08

Finding the Fourth Proportional to 12,759.08, 19,136.46 and 3,525.08

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Solution

The fourth proportional to 12,759.08, 19,136.46 and 3,525.08 is: 5,287.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,759.08 : 19,136.46 = 3,525.08 : x
  2. Step 2: Convert to fraction form
    12,759.08/19,136.46 = 3,525.08/x
  3. Step 3: Cross multiply
    12,759.08x = 19,136.46 × 3,525.08
  4. Step 4: Simplify right side
    12,759.08x = 67,457,552.42
  5. Step 5: Solve for x
    x = 67,457,552.42/12,759.08
  6. Step 6: Final answer
    x = 5,287.02

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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.