Home / 14,301.20-21,450.48-4,940.36

Finding the Fourth Proportional to 14,301.20, 21,450.48 and 4,940.36

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Solution

The fourth proportional to 14,301.20, 21,450.48 and 4,940.36 is: 7,410.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,301.20 : 21,450.48 = 4,940.36 : x
  2. Step 2: Convert to fraction form
    14,301.20/21,450.48 = 4,940.36/x
  3. Step 3: Cross multiply
    14,301.20x = 21,450.48 × 4,940.36
  4. Step 4: Simplify right side
    14,301.20x = 105,973,093.37
  5. Step 5: Solve for x
    x = 105,973,093.37/14,301.20
  6. Step 6: Final answer
    x = 7,410.08

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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.