Home / 17,445.62-26,171.67-8,079.45

Finding the Fourth Proportional to 17,445.62, 26,171.67 and 8,079.45

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Solution

The fourth proportional to 17,445.62, 26,171.67 and 8,079.45 is: 12,120.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,445.62 : 26,171.67 = 8,079.45 : x
  2. Step 2: Convert to fraction form
    17,445.62/26,171.67 = 8,079.45/x
  3. Step 3: Cross multiply
    17,445.62x = 26,171.67 × 8,079.45
  4. Step 4: Simplify right side
    17,445.62x = 211,452,699.18
  5. Step 5: Solve for x
    x = 211,452,699.18/17,445.62
  6. Step 6: Final answer
    x = 12,120.68

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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.