Home / 61,286.37-91,934.85-16,913.13

Finding the Fourth Proportional to 61,286.37, 91,934.85 and 16,913.13

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Solution

The fourth proportional to 61,286.37, 91,934.85 and 16,913.13 is: 25,371.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,286.37 : 91,934.85 = 16,913.13 : x
  2. Step 2: Convert to fraction form
    61,286.37/91,934.85 = 16,913.13/x
  3. Step 3: Cross multiply
    61,286.37x = 91,934.85 × 16,913.13
  4. Step 4: Simplify right side
    61,286.37x = 1,554,906,069.58
  5. Step 5: Solve for x
    x = 1,554,906,069.58/61,286.37
  6. Step 6: Final answer
    x = 25,371.16

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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.