Home / 31,244.36-46,836.42-11,512.12

Finding the Fourth Proportional to 31,244.36, 46,836.42 and 11,512.12

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Solution

The fourth proportional to 31,244.36, 46,836.42 and 11,512.12 is: 17,257.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,244.36 : 46,836.42 = 11,512.12 : x
  2. Step 2: Convert to fraction form
    31,244.36/46,836.42 = 11,512.12/x
  3. Step 3: Cross multiply
    31,244.36x = 46,836.42 × 11,512.12
  4. Step 4: Simplify right side
    31,244.36x = 539,186,487.41
  5. Step 5: Solve for x
    x = 539,186,487.41/31,244.36
  6. Step 6: Final answer
    x = 17,257.08

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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.