Home / 14,639.73-21,959.60-3,546.42

Finding the Fourth Proportional to 14,639.73, 21,959.60 and 3,546.42

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Solution

The fourth proportional to 14,639.73, 21,959.60 and 3,546.42 is: 5,319.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,639.73 : 21,959.60 = 3,546.42 : x
  2. Step 2: Convert to fraction form
    14,639.73/21,959.60 = 3,546.42/x
  3. Step 3: Cross multiply
    14,639.73x = 21,959.60 × 3,546.42
  4. Step 4: Simplify right side
    14,639.73x = 77,877,946.90
  5. Step 5: Solve for x
    x = 77,877,946.90/14,639.73
  6. Step 6: Final answer
    x = 5,319.63

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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.