Home / 32,431.93-44,743.19-19,680.44

Finding the Fourth Proportional to 32,431.93, 44,743.19 and 19,680.44

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Solution

The fourth proportional to 32,431.93, 44,743.19 and 19,680.44 is: 27,151.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,431.93 : 44,743.19 = 19,680.44 : x
  2. Step 2: Convert to fraction form
    32,431.93/44,743.19 = 19,680.44/x
  3. Step 3: Cross multiply
    32,431.93x = 44,743.19 × 19,680.44
  4. Step 4: Simplify right side
    32,431.93x = 880,565,344.09
  5. Step 5: Solve for x
    x = 880,565,344.09/32,431.93
  6. Step 6: Final answer
    x = 27,151.19

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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.