Home / 17,626.09-26,435.04-5,143.49

Finding the Fourth Proportional to 17,626.09, 26,435.04 and 5,143.49

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Solution

The fourth proportional to 17,626.09, 26,435.04 and 5,143.49 is: 7,714.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,626.09 : 26,435.04 = 5,143.49 : x
  2. Step 2: Convert to fraction form
    17,626.09/26,435.04 = 5,143.49/x
  3. Step 3: Cross multiply
    17,626.09x = 26,435.04 × 5,143.49
  4. Step 4: Simplify right side
    17,626.09x = 135,968,363.89
  5. Step 5: Solve for x
    x = 135,968,363.89/17,626.09
  6. Step 6: Final answer
    x = 7,714.04

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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.