Home / 21,971.36-32,964.36-14,604.80

Finding the Fourth Proportional to 21,971.36, 32,964.36 and 14,604.80

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Solution

The fourth proportional to 21,971.36, 32,964.36 and 14,604.80 is: 21,912.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,971.36 : 32,964.36 = 14,604.80 : x
  2. Step 2: Convert to fraction form
    21,971.36/32,964.36 = 14,604.80/x
  3. Step 3: Cross multiply
    21,971.36x = 32,964.36 × 14,604.80
  4. Step 4: Simplify right side
    21,971.36x = 481,437,884.93
  5. Step 5: Solve for x
    x = 481,437,884.93/21,971.36
  6. Step 6: Final answer
    x = 21,912.07

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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.