Home / 15,546.28-23,319.78-14,342.80

Finding the Fourth Proportional to 15,546.28, 23,319.78 and 14,342.80

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Solution

The fourth proportional to 15,546.28, 23,319.78 and 14,342.80 is: 21,514.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,546.28 : 23,319.78 = 14,342.80 : x
  2. Step 2: Convert to fraction form
    15,546.28/23,319.78 = 14,342.80/x
  3. Step 3: Cross multiply
    15,546.28x = 23,319.78 × 14,342.80
  4. Step 4: Simplify right side
    15,546.28x = 334,470,940.58
  5. Step 5: Solve for x
    x = 334,470,940.58/15,546.28
  6. Step 6: Final answer
    x = 21,514.53

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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.