Home / 23,348.54-32,220.78-12,738.62

Finding the Fourth Proportional to 23,348.54, 32,220.78 and 12,738.62

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Solution

The fourth proportional to 23,348.54, 32,220.78 and 12,738.62 is: 17,579.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,348.54 : 32,220.78 = 12,738.62 : x
  2. Step 2: Convert to fraction form
    23,348.54/32,220.78 = 12,738.62/x
  3. Step 3: Cross multiply
    23,348.54x = 32,220.78 × 12,738.62
  4. Step 4: Simplify right side
    23,348.54x = 410,448,272.52
  5. Step 5: Solve for x
    x = 410,448,272.52/23,348.54
  6. Step 6: Final answer
    x = 17,579.18

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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.