Home / 31,245.36-46,837.92-11,513.12

Finding the Fourth Proportional to 31,245.36, 46,837.92 and 11,513.12

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Solution

The fourth proportional to 31,245.36, 46,837.92 and 11,513.12 is: 17,258.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,245.36 : 46,837.92 = 11,513.12 : x
  2. Step 2: Convert to fraction form
    31,245.36/46,837.92 = 11,513.12/x
  3. Step 3: Cross multiply
    31,245.36x = 46,837.92 × 11,513.12
  4. Step 4: Simplify right side
    31,245.36x = 539,250,593.51
  5. Step 5: Solve for x
    x = 539,250,593.51/31,245.36
  6. Step 6: Final answer
    x = 17,258.58

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1.5x scale

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.