Home / 17,039.90-25,597.12-12,141.02

Finding the Fourth Proportional to 17,039.90, 25,597.12 and 12,141.02

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Solution

The fourth proportional to 17,039.90, 25,597.12 and 12,141.02 is: 18,238.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,039.90 : 25,597.12 = 12,141.02 : x
  2. Step 2: Convert to fraction form
    17,039.90/25,597.12 = 12,141.02/x
  3. Step 3: Cross multiply
    17,039.90x = 25,597.12 × 12,141.02
  4. Step 4: Simplify right side
    17,039.90x = 310,775,145.86
  5. Step 5: Solve for x
    x = 310,775,145.86/17,039.90
  6. Step 6: Final answer
    x = 18,238.09

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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.