Home / 17,690.22-26,509.25-13,226.94

Finding the Fourth Proportional to 17,690.22, 26,509.25 and 13,226.94

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Solution

The fourth proportional to 17,690.22, 26,509.25 and 13,226.94 is: 19,820.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,690.22 : 26,509.25 = 13,226.94 : x
  2. Step 2: Convert to fraction form
    17,690.22/26,509.25 = 13,226.94/x
  3. Step 3: Cross multiply
    17,690.22x = 26,509.25 × 13,226.94
  4. Step 4: Simplify right side
    17,690.22x = 350,636,292.26
  5. Step 5: Solve for x
    x = 350,636,292.26/17,690.22
  6. Step 6: Final answer
    x = 19,820.91

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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.