Home / 17,425.75-26,124.04-12,145.27

Finding the Fourth Proportional to 17,425.75, 26,124.04 and 12,145.27

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Solution

The fourth proportional to 17,425.75, 26,124.04 and 12,145.27 is: 18,207.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,425.75 : 26,124.04 = 12,145.27 : x
  2. Step 2: Convert to fraction form
    17,425.75/26,124.04 = 12,145.27/x
  3. Step 3: Cross multiply
    17,425.75x = 26,124.04 × 12,145.27
  4. Step 4: Simplify right side
    17,425.75x = 317,283,519.29
  5. Step 5: Solve for x
    x = 317,283,519.29/17,425.75
  6. Step 6: Final answer
    x = 18,207.74

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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.