Home / 14,274.36-21,409.62-4,420.44

Finding the Fourth Proportional to 14,274.36, 21,409.62 and 4,420.44

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Solution

The fourth proportional to 14,274.36, 21,409.62 and 4,420.44 is: 6,630.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,274.36 : 21,409.62 = 4,420.44 : x
  2. Step 2: Convert to fraction form
    14,274.36/21,409.62 = 4,420.44/x
  3. Step 3: Cross multiply
    14,274.36x = 21,409.62 × 4,420.44
  4. Step 4: Simplify right side
    14,274.36x = 94,639,940.63
  5. Step 5: Solve for x
    x = 94,639,940.63/14,274.36
  6. Step 6: Final answer
    x = 6,630.07

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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.