Home / 17,035.28-25,550.76-12,659.12

Finding the Fourth Proportional to 17,035.28, 25,550.76 and 12,659.12

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Solution

The fourth proportional to 17,035.28, 25,550.76 and 12,659.12 is: 18,987.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,035.28 : 25,550.76 = 12,659.12 : x
  2. Step 2: Convert to fraction form
    17,035.28/25,550.76 = 12,659.12/x
  3. Step 3: Cross multiply
    17,035.28x = 25,550.76 × 12,659.12
  4. Step 4: Simplify right side
    17,035.28x = 323,450,136.93
  5. Step 5: Solve for x
    x = 323,450,136.93/17,035.28
  6. Step 6: Final answer
    x = 18,987.07

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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.