Home / 30,115.44-41,558.19-17,369.15

Finding the Fourth Proportional to 30,115.44, 41,558.19 and 17,369.15

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Solution

The fourth proportional to 30,115.44, 41,558.19 and 17,369.15 is: 23,968.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,115.44 : 41,558.19 = 17,369.15 : x
  2. Step 2: Convert to fraction form
    30,115.44/41,558.19 = 17,369.15/x
  3. Step 3: Cross multiply
    30,115.44x = 41,558.19 × 17,369.15
  4. Step 4: Simplify right side
    30,115.44x = 721,830,162.91
  5. Step 5: Solve for x
    x = 721,830,162.91/30,115.44
  6. Step 6: Final answer
    x = 23,968.77

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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.