Home / 23,250.36-32,085.82-12,640.22

Finding the Fourth Proportional to 23,250.36, 32,085.82 and 12,640.22

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Solution

The fourth proportional to 23,250.36, 32,085.82 and 12,640.22 is: 17,443.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,250.36 : 32,085.82 = 12,640.22 : x
  2. Step 2: Convert to fraction form
    23,250.36/32,085.82 = 12,640.22/x
  3. Step 3: Cross multiply
    23,250.36x = 32,085.82 × 12,640.22
  4. Step 4: Simplify right side
    23,250.36x = 405,571,823.68
  5. Step 5: Solve for x
    x = 405,571,823.68/23,250.36
  6. Step 6: Final answer
    x = 17,443.68

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1.5x scale

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.