Home / 34,415.73-51,617.43-9,115.41

Finding the Fourth Proportional to 34,415.73, 51,617.43 and 9,115.41

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Solution

The fourth proportional to 34,415.73, 51,617.43 and 9,115.41 is: 13,671.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,415.73 : 51,617.43 = 9,115.41 : x
  2. Step 2: Convert to fraction form
    34,415.73/51,617.43 = 9,115.41/x
  3. Step 3: Cross multiply
    34,415.73x = 51,617.43 × 9,115.41
  4. Step 4: Simplify right side
    34,415.73x = 470,514,037.60
  5. Step 5: Solve for x
    x = 470,514,037.60/34,415.73
  6. Step 6: Final answer
    x = 13,671.48

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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.