Home / 39,781.14-54,894.22-23,647.16

Finding the Fourth Proportional to 39,781.14, 54,894.22 and 23,647.16

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Solution

The fourth proportional to 39,781.14, 54,894.22 and 23,647.16 is: 32,630.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,781.14 : 54,894.22 = 23,647.16 : x
  2. Step 2: Convert to fraction form
    39,781.14/54,894.22 = 23,647.16/x
  3. Step 3: Cross multiply
    39,781.14x = 54,894.22 × 23,647.16
  4. Step 4: Simplify right side
    39,781.14x = 1,298,092,069.83
  5. Step 5: Solve for x
    x = 1,298,092,069.83/39,781.14
  6. Step 6: Final answer
    x = 32,630.84

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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.