Home / 31,137.36-46,720.44-16,910.52

Finding the Fourth Proportional to 31,137.36, 46,720.44 and 16,910.52

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Solution

The fourth proportional to 31,137.36, 46,720.44 and 16,910.52 is: 25,373.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,137.36 : 46,720.44 = 16,910.52 : x
  2. Step 2: Convert to fraction form
    31,137.36/46,720.44 = 16,910.52/x
  3. Step 3: Cross multiply
    31,137.36x = 46,720.44 × 16,910.52
  4. Step 4: Simplify right side
    31,137.36x = 790,066,935.03
  5. Step 5: Solve for x
    x = 790,066,935.03/31,137.36
  6. Step 6: Final answer
    x = 25,373.60

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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.