Home / 30,115.82-41,558.70-17,369.52

Finding the Fourth Proportional to 30,115.82, 41,558.70 and 17,369.52

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Solution

The fourth proportional to 30,115.82, 41,558.70 and 17,369.52 is: 23,969.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,115.82 : 41,558.70 = 17,369.52 : x
  2. Step 2: Convert to fraction form
    30,115.82/41,558.70 = 17,369.52/x
  3. Step 3: Cross multiply
    30,115.82x = 41,558.70 × 17,369.52
  4. Step 4: Simplify right side
    30,115.82x = 721,854,670.82
  5. Step 5: Solve for x
    x = 721,854,670.82/30,115.82
  6. Step 6: Final answer
    x = 23,969.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.