Home / 34,081.72-51,147.44-17,455.68

Finding the Fourth Proportional to 34,081.72, 51,147.44 and 17,455.68

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Solution

The fourth proportional to 34,081.72, 51,147.44 and 17,455.68 is: 26,196.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,081.72 : 51,147.44 = 17,455.68 : x
  2. Step 2: Convert to fraction form
    34,081.72/51,147.44 = 17,455.68/x
  3. Step 3: Cross multiply
    34,081.72x = 51,147.44 × 17,455.68
  4. Step 4: Simplify right side
    34,081.72x = 892,813,345.46
  5. Step 5: Solve for x
    x = 892,813,345.46/34,081.72
  6. Step 6: Final answer
    x = 26,196.25

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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.